12 best batterie chargers

Battery chargers are electronic devices designed to replenish the energy stored in rechargeable batteries. They play a crucial role in maintaining the functionality of various battery-powered devices and ensuring that batteries are recharged safely and efficiently. Here are the key aspects of battery chargers:

  1. Purpose: Battery chargers are used to restore the energy in rechargeable batteries, such as those found in smartphones, laptops, cameras, power tools, and many other portable electronic devices. They work by providing an electrical current to the battery, which reverses the chemical reactions that occur during discharge.

  2. Types of Batteries: There are various types of rechargeable batteries, including nickel-cadmium (NiCd), nickel-metal hydride (NiMH), lithium-ion (Li-ion), and lead-acid batteries.Different battery chargers are designed to work with specific battery chemistries.

  3. Charging Modes: Battery chargers may offer different charging modes, including trickle charging (slow and continuous), fast charging (rapid replenishment of charge), and maintenance or trickle charging (maintaining a full charge without overcharging).

  4. Voltage and Current: Battery chargers provide a specific voltage and current to the battery during charging. These values are usually specified by the manufacturer to ensure safe and optimal charging. Overcharging can damage batteries, so chargers often have mechanisms to prevent this.

  5. Safety Features: Many modern battery chargers come with safety features such as overcharge protection, overheat protection, and short-circuit protection to prevent damage to both the charger and the battery.

  6. Compatibility: Battery chargers must be compatible with the type and size of battery they are designed for. Some chargers are versatile and can handle multiple battery chemistries and sizes, while others are specific to certain battery types.

  7. Charging Indicators: To help users monitor the charging process, many chargers include LED indicators or displays that show the current charging status, such as charging, fully charged, or an error indicator in case of issues.

  8. Smart Chargers: Advanced battery chargers, often referred to as "smart chargers" or "intelligent chargers," have microprocessors that can analyze and adjust the charging process based on the battery's condition. They may also provide additional features like battery diagnostics and conditioning.

  9. Portability: Some battery chargers are designed for on-the-go use and come with features like USB charging ports or car adapters, making them convenient for travelers or outdoor enthusiasts.

  10. Solar Chargers: Solar battery chargers use solar panels to convert sunlight into electrical energy, allowing users to charge batteries in remote locations where access to the grid is limited.

  11. Environmental Considerations: Proper disposal of old batteries and choosing energy-efficient chargers are essential for reducing environmental impact. Some chargers are designed with energy-saving features to minimize power consumption when not in use.

In summary, battery chargers are essential accessories for maintaining the functionality of rechargeable batteries in a wide range of electronic devices. They come in various types and offer different features, ensuring that batteries are charged safely and efficiently for extended use.

Below you can find our editor's choice of the best batterie chargers on the market
  

Energizer Rechargeable AA and AAA Battery Charger (Recharge Pro) with 4 AA NiMH Rechargeable Batteries, Auto-Safety Feature, Over-charge Protection

Energizer

Based on 30 reviews Check latest price

Product description

Conveniently charges 4 AA or AAA NiMH rechargeable batteries at the same time.3-5 hour charge time with auto shutoff to prevent overcharging and battery damage. Manufactured in China .The charger is equipped with audio and visual alerts. A red light means that charging has started, and you will hear an audible beep when charging begins. A yellow light appears when charging is 50 percent complete and charging is continuing. A green light means charging is complete, and the batteries are 100 percent full. You will hear an audible beep upon completion. If a bad battery is detected, a red X will illuminate, and the charger generates a repetitive audible beep upon detection. Audio and visual alerts:Red light - Charging has started; audible beep when charging begins. Yellow light - Charging is 50% complete and charging. Green light - Charge is complete and batteries are 100% full; audible beep upon completion. Bad Battery Detection Alert - If a bad battery is detected a red ‘x’ will illuminate; repetitive audible beep upon detection

  • Charges 2 or 4 AA or AAA NiMH rechargeable batteries at once (4 AA batteries included)
  • State of the art Charge Status Indicator system visually and audibly alerts on your batterie's charge levels
  • Get a full charge in 4 hours with the rapid charging power of Recharge Pro (times may vary by NiMH battery)
  • Auto safety shut off and overcharge protection features prevent damage from overcharging, helping to maximize battery life
  • Built in, fold out plug design allows you to easily store the Pro Charger Battery Charger when not in use
  • Compatible with all AAA and AA NiMH rechargeable batteries (Energizer Recharge batteries recomillimeterended)
  • The world’s No.1 recharge brand (according to market survey data)
  • Note: For any troubleshooting steps please refer product user manual in technical description

User questions & answers

Question: Can you use the charger on the Energizer Power Plus NiMH AA Rechargeable Batteries rated at 2300 mAh
Answer: You could if it actually worked. This charger stopped working within a month. I returned mine. Also you might want to consider more battery slots. 4 seems ok at first but now I got 1 with 8 slots and I think it's too small.
Question: Does this charger only charge in pairs? Is it possible to charge 1 cell (at a time) with this charger
Answer: I have owned this. The universal charger WILL charge batteries individually. There are 4 charging 'points' and you can choose to put one small battery (AA or AAA) in one point. Of course, you can also put two small batteries in each point to get the full 8-at-a-time figure. This also only applies to the small batteries. Cs and Ds are charged individually in each point, so their max is only 4 at a time total.
Question: Can this charge aa and aaa at the same time
Answer: Yes. AAA on one side and AA on the other. Not on the same side at the same time.
Question: Can i use Energizer CHRPROWB4 Pro Charger with 240 volts 50 Hz AC input
Answer: Hi Nikhil Singh, over at the Energizer web site they have some additional information. Look under batteries and then battery chargers. You can download the user manual for this model. The user manual clearly indicates that 240V 50Hz power is OK. The only problem you will have is the plug. The two-prong plug is designed for U.S. outlets. Of course, any plug adapter will solve that problem.Basically, the answer is yes.

Product features

Delta V Auto Shut-Off

The Pro Charger automatically shuts off the circuit when batteries are fully charged.

Overcharge Protection

Prevents against overcharging, which can shorten the life cycle of your rechargeable battery.

Maximizes Battery Life

These safety features make sure that you get the most of out of your battery performance.

EBL LCD Universal Battery Charger - 8 Bay AA AAA C D Battery Charger for Rechargeable Batteries Ni-MH AA AAA C D Batteries with 2A USB Port, Type C Input, Fast AA AAA Battery Charger

EBL

Based on 2 reviews Check latest price
  • Independent Battery Charger - EBL universal LCD AA AAA C D battery charger, independent charging channels, 8 bays for 1/2/3...7/8 pieces AA/AAA Ni-Mh rechargeable batteries or 4 slots for 1/2/3/4 pieces C/D Ni-MH rechargeable batteries.
  • LCD Display Rechargeable Charger- Rechargeable AA AAA C D Battery charger with smart LCD screen indicates the whole charging process for the AA AAA batteries and C D rechargeable batteries. "CHG" indicates charging. "ERROR" indicates battery damaged or installation error, support battery repair function.
  • Fast Battery charger: USB 5V/2A and Type C Input, backup input port, improves your charger more adaptability, give you more choices to fulfill your batteries, saving the long waiting time for charging. (Please use 2.0A Adapter ONLY, Adapter not included. For Free Adapter, Please go to PROMOTION)
  • Safety Guarantee - Advanced MCU control and -∆V function, over-heat and over-current protection, short-circuit protection, non-rechargeable and defective battery detection.
  • Intelligent control - Latest battery detection technology, automatically turn to trickle charge when batteries are nearly full charged.

User questions & answers

Question: Can this charge 2 D batteries at once
Answer: I found a trick online that RESTORED ALL MY BATTERIES. It looks like magic but it worked for me on 8 batteries. You can google it and find the videos. Basically: find two short wires. Connect a bad battery with a good battery for 3-4 seconds (male to male, female to female). This will resurrect the bad battery but drain the good one. Now charge them both. Again, this trick salvaged 8 batteries I already put for recycling.
Question: Will this charge lir123a batteries
Answer: You don't need to charge in pairs, you can charge one battery.
Question: Will this charge 6 D batteries at the same time
Answer: Mine is more than 24hrs but its still on one bar of charging my C batteries😤
Question: Will this charge all types of batteries (not just ebl
Answer: I cannot get this device to charge EBL 9V NiMH batteries. I tried 2 of them and the red light inside the charger lights up, but no charging, no voltage occurs. This is an EBL charger and EBL batteries! The charger will charge other EBL batteries like AAAs and AAs. Is it defective?

Product features

EBL LCD Universal Battery Charger for AA AAA C D Rechargeable Batteries with Type C Input, AA AAA Battery Charger

EBL, since 1998, professional on batteries and chargers for more than 20 years.

EBL always persistently providing high quality products for everyone.

Compatible with

EBL-C9008TC can charge 8 pieces of AA/AAA Ni-MH batteries or 4 pieces of C/D Ni-MH batteries freely.

Both types of batteries can be charged at the same time.

Working Environment Condition

Working temperature: 0℃ - 35℃

Storage temperature: -10℃ -50℃

Surface temperature of Charger: 35℃-80℃

Surface temperature of Battery: 25℃-60℃

  • Warm Tips: Go to Promotion to Get a USB Adapter

Super Fast Charging Technology

Specfication:

Input: DC 5V 2A(Micro USB/Type-C)

Output: DC 1.2V 1800mA(D/C 1800mA AA/AAA 900mA)

1Pcs AA/AAA/C/D Ni-MH Batteries Charging Time Cable:

(Charging faster than other name-brand LCD Charger)

AAA 800-1100mAh: 0.8-1.2 hours

AA 2300-2800mAh: 2.5-3 hours

C 5000mAh: 2.7 hours

D 10000mAh: 5.5 hours

Adopt super fast charging technology, (NOTE: Fit for 2.0A adapter only, DO NOT use 1.0A adapter. For Wall Adapter, Please go to PROMOTIONsave your time and save your batteries' life.

Screen Protector

The Screen Protector film protects the screen from scratch during transportation.

You can choose remove it or not as they liked.

It will help our items far away from scratches better and make sure what customer got are brand new!

Upgraded Independent Cycle Tech

The Battery Charger can charge 1-8 Ni-MH/Ni-CD AAA/AA rechargeable batteries or 1-4 Ni-MH/Ni-CD C/D rechargeable batteries respectively.

Every Slot has their own cycle, you will never worry about having to find two Low-power batteries for charging.

Intelligent Auto-detection Technology

Our Charger can Intelligently auto-detect batteries' status.

Faulty or Incompatible battery will be indicated by LCD display with "ERROR".

Two Charging Ways - More Convenient

USER-FRIENDLY DESIGN!

Plus one more Type C input port on charger. More User friendly!

It improves your charger more adaptability.

This design gives you more choices to fulfill your batteries.

Help you avoiding the awkward situation, if one type USB cable isn't with you, just find another cable and charge your batteries!

Schumacher SC1281 100 Amp 30 Amp 6V/12V Fully Automatic Smart Battery Charger 100A Engine Starter and 30A Boost Maintainer and Auto Desulfator Advanced Diagnostic Testing

Based on 3 reviews Check latest price

Product description

Charge or jump start your SUV, truck, or large battery with the Schumacher SC1281 6/12V Fully Automatic Battery Charger and 30/100A Engine Starter. Contains battery and alternator tester which provides charge level and helps diagnose electrical problems. Features 30A for quick energy boost and 100A to jump start your car right away. Microprocessor controlled, multi-stage charging adds precision, safety and battery life. Built-in reverse hook-up protection prevents charger from operating if clamps are reversed. LED indicators and Start/Stop push button interface improves accuracy and ease of use. Features auto voltage detection to easily detect 6 or 12V batteries. Meets the highest industry standards with its Schu Eco Energy. DOE compliant. Compatible with standard, AGM, gel, and deep-cycle batteries.

  • Features 30A quick boost and 1H2:L1600A jump start, powerful enough to start SUVs, trucks and large batteries
  • Battery and alternator tester provides charge level and helps diagnose electrical problems
  • Features multi-stage charging and auto-voltage detection for added precision, safety and battery life
  • Reverse hook-up protection ensures charger will not operate if clamps are reversed
  • Charges compatible battery types, including standard, AGM, gel and deep-cycle batteries

User questions & answers

Question: Does this charger have a desulfation mode on it
Answer: The manual talks about a desulfation mode existing, but does not say how to trigger it, or whether it is part of the automatic charging system. https://www.batterychargers.com/sites/default/files/manuals/0099001912E-R3.pdf page 8.
Question: What does the 2/6 mean? Is this the trickle or battery maintenance mode info
Answer: Starts at a moderate 6 amp charge reducing to 3 amps as charging nears completion.
Question: Is it portable
Answer: Light and portable, but needs a 120volt outlet, or a long(100' extension cord) to far distances.
Question: Is this a 4 stage charger (bulk, absorption, float, equalization
Answer: The SC1281 does, Bulk, absorption, equalization, desulfation and maintenance features

Amazon Basics Battery Charger 12 Volt 2A

Based on 2 reviews Check latest price

Product description

An Amazon Brand

  • Battery charger for cars, motorcycles, boats, and more; fully charges and maintains the appropriate storage voltage
  • Compatible with lead acid, absorbed glass mat (AGM), and deep-cycle battery types; fused alligator clips for easily connecting to a battery
  • Plugs into a 120V outlet and outputs 6/12V at 2A; spark proof with reverse polarity protection (will not supply power unless the connection is correct)
  • Made of durable plastic material in a sleek red color; includes a fused ring terminal harness; for use indoors, in a garage
  • Backed by an Amazon Basics 1-year limited warranty

User questions & answers

Question: will it charge a generator battery
Answer: Yes that is why I got it. Had a solar charger and did not keep battery up. I love this charger it does maintenance to keep charged.
Question: Does it work on a speaker
Answer: If you’re talking about a wireless, portable amplifier with a rechargeable battery, it could work. You’d need to verify the battery inside is 12 VDC. Then you’d need to make sure the input is sufficient and the plug correct.
Question: Is this a jump starter for a car
Answer: No it's not for jump-starting it's a trickle charger
Question: How is amazon basics charger compare to axtra car battery charger maintainer
Answer: Amazon basics collected all data from other competitors and copied exactly product and resale them with their brand with a lower price. I have one of these name brand AXTRA car battery maintainer and they worked better than Amazons battery charger. Hope this information helps, here is the link to product: www.amazon.com/AXTRA-Fully-Automatic-Maintainer-Motorcycle-Tractors/dp/B08T7V4VQC

Amazon Basics Rapid USB Battery Charger for AA / AAA Ni-MH - Black

Based on 5 reviews Check latest price

Product description

An Amazon Brand

  • Rapid Ni-MH battery charger with USB charge port
  • Recharges 2 or 4 AA / AAA Ni-MH batteries at a time
  • Protects against wrong polarity charging and over charging
  • Built-in switching power technology for worldwide use (100-240 V AC)
  • Slim profile; ideal for travel

User questions & answers

Question: What does flashing green lights mean
Answer: I get the flashing lights when I first plug in my drained batteries. It could mean that a charge is in progress. I get a solid light after the charging is completed.
Question: Can I connect this to a 5v 2.4a wall charger
Answer: 5v is the standard for USB ports, and the device will try to draw whatever amperage it needs. The picture of the Overnight charger says it needs only 1.0 amps, while the Rapid variant's picture says it requires 2.1 amps, probably for the more juice it's shoving into the batteries. So yes, a 2.4 amp wall plug will easily handle either one.
Question: Does it come with AA/AAA batteries
Answer: No
Question: Will this work for the zhiyun crane 2 batteries
Answer: My understanding after reading the manual is that any rechargeable NiMH (Nickel-metal hydride battery) can be used..Hope this helps😊

Amazon Basics AA Rechargeable Batteries (8-Pack) and Ni-MH AA & AAA Battery Charger With USB Port Set

Amazon Basics

Based on 165 reviews Check latest price

Product description

An Amazon Brand

  • Includes 8-pack of pre-charged AA Rechargeable Batteries and Amazon Basics Ni-MH AA & AAA Battery Charger with USB Port
  • 4-hour Ni-MH battery charger with USB charge port; Recharges 2 or 4 AA / AAA Ni-MH batteries at a time, Protects against wrong polarity charging and over charging; Built-in switching power technology for worldwide use (100-240 V AC)
  • AA rechargeable battery (8-pack, 2000 mAh); ideal for digital cameras, remote controls, toys, and more
  • Long battery life; extremely gradual self-discharge; maintains 80% capacity for 24 months
  • Same product, new look! Appearance of batteries you receive may vary.
  • The batteries can be recycled when they no longer hold a charge. To find a recycling location near you, simply copy/paste this link into your browser: call2recycle.org/locator/

User questions & answers

Question: What is the difference between the "Black" and the "White" AmazonBasics rechargeable batteries
Answer: Hello Dear, this is RayHom's customer service. Our aa and aaa batteries is nimh rechargeable battery. These rechargeable batteries can be recycle using after being full charged by this charger. Hope can help you:)
Question: will it be hot if charge it at 1a with eastshine s2 charger
Answer: In electronics I've heard of "banana plugs" and "alligator clips". This charger comes with an alligator clips adapter. Are you saying it fails in some way? How?
Question: What is the difference between the AmazonBasics "black" label and "white" label
Answer: Unfortunately, no. This charger is not compatible with SLA batteries. Please note that this Tenergy charger is ONLY for NiMH / NiCD 7.2V-12V 6S-10S Battery Packs with Tamiya connector.
Question: What is the difference between the "Black" and the "White" AmazonBasics rechargeable batteries
Answer: You can use the 1.8A setting.

Product features

Reliable Performance

Enjoy dependable power when you need it with Amazon Basics rechargeable batteries, available in multiple types and quantities to fit your needs.

For Cameras, Toys & More

Amazon Basics rechargeable batteries work well for popular everyday devices like digital cameras, remotes, gaming controllers, toys and more.

Long Battery Life

Providing extremely gradual self-discharge, these long-lasting batteries retain the majority of their capacity for 24 months.

Pre-charged & Ready to Use

The rechargeable batteries come pre-charged and ready to use right out of the box. They can be recharged up to 1,000 times with minimal power loss.

Amazon Basics Ultra-Portable Charger Power Bank Battery - 10000mAh

Amazon Basics

Based on 5 reviews Check latest price

Product description

An Amazon Brand

  • Highly portable 10,000mAh compact phone charger provides on-the-go battery backup for travel, work, and more
  • Delivers 2 full charges for the iPhone 11 or 1.75 full charges for the Samsung Galaxy S10
  • Fully charge the powerbank in 5 hours; Input 5V/2A, Output 5V/2.4A
  • Safety rated with industry certifications
  • Includes: Amazon Basics Ultra-Portable Powerbank, USB-A to Micro-B 8-inch cable, Travel Pouch and Amazon Basics 12-month Standard Limited Warranty

User questions & answers

Question: Lmao $21 for a 10,000 mah micro usb powerbank.. how is this not a complete ripoff
Answer: First thing why would someone wants to use a charger for storage? I have left batteries in the charger for up to 10 hours after charge and have not had any problems. What I have notice is that after the batteries are fully charged the charger stops charging or goes into a trickle charge mode.

Car Battery Charger 12V/8A 24V/4A Automatic Smart Battery Charger/Maintainer with LCD Display Pulse Repair Charger Pack for Car, Lawn Mower, Motorcycle, Boat, SUV and More

ABLY

Based on 522 reviews Check latest price
  • 【THE LATEST INTELLIGENT CPU CONTROL】Portable battery charger/maintainer automatically adjusts the charge current and maintainability according to the temperature. Automatic detection of ambient temperature, so that winter can be full speed, summer is not overload.optimized for any climate, easy to deal with a variety of harsh voltage environments.
  • 【HIGHLY COMPATIBLE】Suitable for both 12V and 24V batteries, making it easier to use.It works with Calcium, AGM, EFB, MF, FLOODED, VRLA, SLA and Wet batteries, meaning that it can be used for the batteries in Car, Truck, Motorcycle, RV, SUV, ATV, golf cart, tricycles, agricultural vehicles, bus, etc. ➤NOTE: LITHIUM BATTERY DISABLED.
  • 【PULSE REPAIR FUNCTION】Intelligent control system, strong pulse repair technology, remove vulcanization, repair slightly damaged batteries, reduce water loss, Provides stronger engine starts and extended battery life. ➤NOTE: It can not activate a dead battery or repair a battery which is damaged seriously; it also can not repair a battery back to 100% new.
  • 【MULTIPLE PROTECTION & SAFETY OF USE】This Automatic Smart Battery Charger owns safety technology including built in circuit protection, spark free system, reverse polarity protection, over-charge, over-voltage and over-temperature protection, stable performance for longer life.
  • 【FULLY AUTOMATIC CHARGER WITH LCD SCREEN DISPLAY】Battery chargers Just plug and leave it for charging and maintaining your batteries automatically for long time, with intelligent digital LCD displays charging status and battery status, charge voltage, charge current,inside temperature, summer mode, winter mode, etc.

User questions & answers

Question: how long dead car battery be fully charged
Answer: That would depend on the type of battery and if it was a wet battery how long it had been Completely dry. If it’s a deep cycle battery and completely drained the chance is it can’t be recharged.
Question: Can this handle inverter deep cycle battery
Answer: Yes, I have charged mine. It has the on/off function. Works well.
Question: This website says "charger/maintainer". neither the box nor the manual mention "maintainer". does it maintain leaving it connected when in "off
Answer: Yes this also works as a maintainer.
Question: I have a 3 wheel pride scooter with 2 12 volt batteries,will this cherger work for my scooter
Answer: Yes it will. I am using for a scooter also.

Product features

2021 NEW CAR BATTERY CHARGER

ENVIRONMENTAL CHARACTERISTICS:

Operating Temperature Range: -20~45°C (-4~113°F)

Storage Temperature Range: -30~75°C (-22~158°F)

Operating Humidity Range: 90%RH Max

REMARK: for 4Ah-15Ah battery, we suggest use “Repair” mode, because the battery size is too small, use pulse charge is very good for small size battery.

PACKAGE:

1 x Automotive Battery Charger

1 x User Manual

MULTI FUNCTION INTELLIGENT CHARGING

Microprocessor-controlled - automatically adjusts the charge current and maintainability. automatically switching from fast charge, to top-off, then to trickle charge.Pulse repair function can help to repair your loss battery and extend battery life.

NOTE:

Only can repair slightly damaged batteries not a dead battery and cannot repair a battery back to 100% new.

NOTE:

This battery charger is not compatible with lithium-ion batteries.

PREMIUM COOLING FAN

With built-in cooling fan, drop the operating temperature, prolong the service life.

VERSATILE-ONE-TOUCH SWITCHING

  • CAR/TRUCK mode
  • Motorcycle mode
  • AGM mode
  • Repair mode
  • Summer mode
  • Winter mode

TOTAL PROTECTION

The battery charger offers safety features including reverse-polarity protection, over-current protection, overload protection, over-voltage protection, over-charge protection, and over-temperature protection.

2/10/25A 12V Smart Battery Charger/Maintainer Fully Automatic with Engine Start, Cable Clamps

Based on 2 reviews Check latest price
  • Fast, Smart Battery Charger: The Battery Charger can charge all types of 12V Lead-acid Batteries, including GEL, AGM and STD. It is perfect for charging Automotive, Motorcycle, Marine, RV, PowerSport, Lawn & Garden, etc. Do not charge a frozen or dead battery that has gone below 3V.
  • 7-Step Charging Program: Desulphation, Soft Start, Bulk Charge, Absorption, Battery Test, Recondition and Floating. This allows for optimization of battery power, without overcharging or damaging.
  • Advanced Start Aid: Engine Start Aid feature can help start your vehicle in about 120 seconds.
  • Auto Detect Systems: Features Battery Voltage detection, then automatically selects charge rate for charging and maintaining. Battery reconditioning feature helps extend battery life. LCD screen displays charging status and battery status with easy to understand icons.
  • Safety Protection: Battery Charger has Over Voltage, Over Heat, Overtime Charging, Short Circuit, and Reverse Polarity Protection to ensure users safety.

Product features

TowerTop Smart Battery Charger/Maintainer

  • Charges 12 Volt Lead Acid batteries including Standard, AGM, GEL, and Sealed Lead Acid.
  • LCD screen displays charging status and battery status with easy to understand icons.
  • Start Aid function can optimize the power of your battery in only 120 Second, giving you enough power to start most cars.
  • Warning:
  • For 12V battery only, not to be used with 24V battery.
  • Do not charge a frozen or dead battery that has gone below 3V.

7-STAGE CHARGING AND MAINTENANCE MODES

1. Desulphation: Pulse charges the battery to break down the build-up of lead sulphate crystals. Lead sulphate crystals can occur when a battery has been discharged or left unused for a period of time, seriously affecting the performance and lifespan of the battery.

2. Soft Start: A slow steady buildup of the charging process that limits the power supplied to protect the battery.

3. Bulk Charge: The main part of the charging process where 80% of the charge is applied.

4. Absorption: Fully charges the battery by slowly reducing the charge rate to allow the battery to absorb more power.

5. Battery Test: An automatic test to determine the battery condition after charging. If further charging is required, the Recondition stage is selected. If fully charged, the battery goes into Float status.

6. Recondition: Unique charge state to recover deeply discharged batteries.

7. Float: Maintains the battery at 100% charge without overcharging or damaging the battery, allowing the Smart Charger to be left connected to the battery indefinitely.

How the charger protects you and your battery?

TowerTop Battery Charger Stringently lab-tested in UL (Underwriters Laboratories) certified testing facilities. The Charger has UL/FCC certification.

Battery charger/maintainer has multifunctional Safety technology including short circuit protection, spark-free system, reverse polarity protection, overcharge protection,over-voltage protection, temperature protection, making it totally safe for anyone to use.

This allows you to safely maintain and extend the battery life of your lead-acid batteries while allowing your vehicles/equipment to operate more efficiently and stably.

Charging time(T)= battery capacity(Ah) / charging current(A)

Excellent ABS Shell

  • Hard, excellent impact resistance
  • Good flame retardancy
  • Corrosion resistance
  • Good electrical insulation
  • Widely used in automotive, electronic communications, construction, etc.

Unique Storage Cables Design

  • It easily solves your troubles with storing cables.
  • After use, you can quickly store your cables.
  • No more wasting your time.

What is the size of the charger?

  • Item Weight: 5.25 pounds
  • Power plug cable length: 6FT
  • Battery clip cable length: 6FT
  • Charger Dimensions: 10.1 x 6.9 x 4.7 inches

All-Inclusive Battery Clip

  • Insulated all-inclusive chuck, no need to worry about leakage
  • Bold inner core, stable current, no damage to battery
  • Large bite force, not fall off

Fully Automatic System

With Smart Detect System, Automatic current selection, Automatic Identify Low Voltage, Automatic Stop After Full-charged.

Smart Cooling Fan

Smart fan with fan controlled function. In the normal charging process, when the charger is in constant current and constant voltage state (when the current is greater than 3.5A or the temperature is greater than 122℉), the fan works normally.

Lightweight & Portable Design

Ergonomic design, the flexible handle makes the charger more portable. It’s a great addition to your tools for your car.

POWEROWL 8 Bay AA AAA Battery Charger, USB High-Speed Charging, Independent Slot, for Ni-MH Ni-CD Rechargeable Batteries, No Adapter

Based on 5 reviews Check latest price

Product description

Charging time:

1-8 pcs 2100mAh AA recharger batteries:It takes about 10 hours to fully charge

1-8 pcs 1000mAh AAA recharger batteries: It takes about 4.8 hours to fully charge



Input:DC 5V 2A

Output:1.4V 250mA



Precautions:1. It is forbidden to charge the battery that is not rechargeable. 2. Please ensure the battery installed is correct: make the +/- pole of the battery is match for the +/- pole of the charger 3. Keep the charger in an empty Place when charging



Package:1 x POWEROWL battery charger

1 x user manual

1 x Micro USB charging cable(No AC plug)

  • POWEROWL smart charger passed US safety certification comes with chip control, when the battery is fully charged, it will automatically stop charging, and with LED indicator
  • Scientific and reasonable battery charging position design, high quality materials effectively protect the battery from normal charging
  • Charge any number of AA AAA rechargeable batteries to make your charging easier
  • With a USB input interface, you can use a laptop, car charger, mobile phone charger, etc. to charge the battery
  • AA AAA batteries charger uses trickle charge to extend battery life and charge up to 99%

User questions & answers

Question: This charger input 220v
Answer: This kit is manufactured in China.
Question: Can you charge any brand
Answer: DCB115 is what came in my package; which is a great charger.
Question: Can this charger charge duracell and energizer rechargeable batteries or does it only charge powerall rechargeable batteries
Answer: Yes, you may use any DEWALT 20V battery with this charger.
Question: What does it mean that you shouldn’t charge pairs? Does it mean don’t charge just 2 at once? I thought you could charge any number of batteries
Answer: It's 1 battery, 1 charger that charges only 1 battery, and a bag.

NOCO GENIUS1, 1-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, Trickle Charger, And Battery Desulfator With Temperature Compensation

NOCO

Based on 11 reviews Check latest price

Product description

Introducing the all-new GENIUS1, making it one of our most powerful, highest-performing, energy-efficient, and compact charger yet. The GENIUS1 is a 6-volt and 12-volt battery charger, battery maintainer, trickle charger, and battery desulfator, rated at 1-amp for all types of lead-acid and lithium-ion batteries, including flooded, gel, and AGM, as well as, marine and deep-cycle batteries.



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  • Meet the GENIUS1 - Similar to our G750, just better. It's 35% smaller and delivers 35% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

EBL Smart Battery Charger for C D AA AAA 9V Ni-MH Ni-CD Rechargeable Batteries with Discharge Function & LCD Display

EBL

Based on 6 reviews Check latest price
  • Individual Charging Slot Charger: Ultra compatible 1-4 AA/AAA/C/D and 1-2 9V Ni-MH/Ni-Cd rechargeable batteries, independent charging slot, can charge different size batteries freely.
  • Discharge Function: Press the blue button to discharge the battery. LCD displays "DISCHG" , at the same time, 1-4pcs Ni-MH Ni-CD batteries automatically turn to discharging mode. The charger will resume charging mode after completion of discharge.
  • Fast Charging Speed than Other Name-brand: Charging the battery 2-4Pcs AA/AAA/C/D with the total current 2A. Less than 3 hours to fully charged the AA/AAA/C/D batteries, and less than 10 hours to fully charged the 9V batteries.
  • Safe Assurance: Automatically stop charging when detecting improper input voltage, defective or short circuit or non rechargeable batteries.
  • Constant Current Charging Mode: Protect the batteries against current fluctuation and keep using the charger safely.

User questions & answers

Question: is this charger made in the USA
Answer: No, China. I searched for a charger made in USA, but no luck finding one.
Question: I just bought these with your charger and the batteries heat up so much that i cant touch them. Is that normal
Answer: They will get warm, but not to the point where you cannot touch them. Are you using the EBL charger? That thing is a piece of crap. I bought one from Interstate Batteries, and haven't had a problem. The EBL charger kept telling me that the batteries (EBL as well) were not charging due to an error.
Question: Should the batteries be charged prior to first use
Answer: Being in the mobile DJ business, I never trust pre-charged batteries. I always charge them when initially received. All batteries had various levels of charge, yet none were 100% charged.
Question: Are these Low Self Discharge
Answer: In my experience with NiCad batteries, they should be fully discharged, before recharging them. NiCad batteries exhibit a "memory" https://www.google.com/search?q=NiCd+battery+charge+and+discharge+memory&ie=UTF-8

Product features

EBL 906 Upgraded Battery Charger

Compatible Models

Independent charging slot, can charge different compatible batteries freely.

For Ni-MH Ni-CD rechargeable batteries: 1/2/3/4 AA, AAA, C, D and 1/2 9V batteries.



Environment Conditions

Using Environment: Temperature: 0-40℃; Humidity:≤85%

Storage Environment: Temperature: -10-40℃; Humidity:≤60%



Work Temperature:

Surface temperature of charger≤60℃

Surface temperature of battery≤45℃

Reasonable Circuit Layout - Worldwide Usage
Patent Trickle Charge Mode

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