12 best 4m metal detectors
4M metal detectors are a brand of metal detectors designed for outdoor enthusiasts and hobbyists interested in treasure hunting, relic hunting, or simply exploring the outdoors in search of hidden metallic objects. These metal detectors are typically used in activities such as prospecting for valuable metals, searching for lost jewelry, or discovering historical artifacts.
Key features and information about 4M metal detectors might include:
Variety of Models: 4M offers a range of metal detector models with varying features and capabilities, catering to different user preferences and skill levels. Some models may be more suitable for beginners, while others are designed for more experienced users.
Detection Technology: These metal detectors generally employ electromagnetic technology to detect metallic objects buried beneath the ground. They emit electromagnetic fields and can identify changes in the field caused by the presence of metal.
Discrimination: Many 4M metal detectors are equipped with discrimination features that allow users to filter out unwanted materials like nails and bottle caps. This helps users focus on valuable targets and reduce unnecessary digging.
Sensitivity Control: Most models come with sensitivity adjustment settings, allowing users to fine-tune the detector's ability to detect objects at various depths.
Search Coil: The search coil is the part of the metal detector that comes into contact with the ground. It's typically detachable and comes in different sizes and shapes. A larger coil can cover more ground, while a smaller one provides better sensitivity in tight spaces.
Display and Audio Feedback: Many 4M metal detectors feature LCD displays that provide information about the detected target's type, depth, and strength of the signal.They also have audio feedback, with different tones or beeps indicating the type of metal detected.
Battery Life: Battery life varies depending on the model and usage. Some detectors use disposable batteries, while others have rechargeable batteries. It's important to consider battery life when planning longer treasure hunting trips.
Waterproofing: Some models are waterproof or water-resistant, allowing them to be used in shallow water, such as at the beach or in streams.
Accessories: 4M often provides various accessories like headphones, carrying bags, and digging tools as part of their metal detector packages.
Price Range: The price of 4M metal detectors can vary widely depending on the model and its features. Entry-level models are more affordable, while advanced models with additional features tend to be more expensive.
Before purchasing a 4M metal detector, it's essential to consider your specific needs and the types of environments you plan to explore. Additionally, familiarize yourself with the local laws and regulations regarding metal detecting in your area, as there may be restrictions in certain locations or on specific types of historical sites.
Below you can find our editor's choice of the best 4m metal detectors on the marketProduct description
our vision is to offer our customers the most cost-effective metal detectors.
- 🌏【Accurate Metal Detector】- X-R-SPORT metal detector can detect various metals such as iron, aluminum, tin, copper, silver and gold articles in All metal mode. Pinpoints the location of target accurately in P/P Mode.The DISC & NOTCH Modes make you can ignore unwanted metal improving the detection efficiency.
- 🌏【Waterproof & High Depth】- The 10-inch search coil is wide enough to have high sensitivity, which makes detecting the precious metal buried deep under 8.7inch underground.that increases the chances and accuracy of finding a target. IP68 Waterproof search coil enables you to use detecting to underwater, Perfect for outdoor, like beach, stream, yard.
- 🌏【Ergonomic Design】- Adjustable height (30''-43'') makes the metal detector suitable for both adults and kids, Save more effort with arm rest design, makes you more comfortable and less stressful.
- 🌏【LCD Display】- LCD the depth of the target, detection mode, sensitivity level, battery condition and volume level can be seen more accurately and conveniently. Even if in the night time or dark light area you can see clearly because of Backlight of Lcd Display.
- 🌏【Easy to Use】-The metal detector is easy to assemble. The best metal detector for adults is good choice for travels, vacations, camping trips, and outdoor activities.
User questions & answers
Question: | It can detect several metals |
Answer: | X-R-SPORT metal detector can detect various metals such as iron, aluminum, tin, copper, silver and gold articles in All metal mode. |
Question: | Is the coil waterproof? Can I detect metal in the creek |
Answer: | IP68 Waterproof search coil enables you to use detecting to underwater, Perfect for outdoor, like beach, stream, yard. |
Question: | What kind of batteries does it need |
Answer: | Two 9v batteries |
Product features
Ready for the journey of treasure detecting?
X-R-SPORT Metal Detector for Adults and Kids helps create a closer tie between you and the underground treasures. Do not get over-excited when you hear the beep, for there will be more excitement when the metal relics are dug up. Enjoy yourself in the treasure exploration.
IP68 Waterproof search coil
IP68 Waterproof search coil enables you to use detecting to underwater, Perfect for outdoor, like beach, stream, yard.
20% larger coil
It has 20% deeper detection depth ( up to 8.7 inches) than others
Notch mode
Choose what you want,Delete what you don't want.you can choose to detect specific metal types at will. After selecting and locking the type of metal you want to detect.
Metal detectors for Adults
1. Change the battery if the low battery indicator on the LCD Lights.
2. Use the detector only in normal temperature environments. Temperature extremes can shorten the life of electronic devices, damage the cases of the detector
3. If you don’t plan to use the unit for a week or more time, remove the battery. The battery can leak chemicals that can destroy electronic parts.
4. The search coil is waterproof, but the LCD screen is not waterproof.
Product description
BECOME A TREASURE HUNTER!
This introductory metal detector is easy to use and perfect for a budding detectorist.
It’s light enough for the kids to operate but built with the advanced technology and powerful searching features to make finding treasure fun and easy. Take it to the beach, park, or on a hike and find treasure everywhere you go!
Get your Junior Series Metal Detector today and discover the wonders hidden right below your feet!
National Geographic Toys is proud to provide a 100% satisfaction guarantee with all our products so that you can buy with confidence.
About the National Geographic Society: With a mission to inspire people to care about the planet, the 131-year-old National Geographic Society is one of the world’s largest nonprofit scientific and educational organizations. National Geographic’s net proceeds support vital exploration, conservation, research, and education programs.
- FIND BURIED TREASURE – The 7.5” waterproof dual coil has adjustable sensitivity to help avoid false positives. The detector will beep and flash an LED light when it locates metal and has a detecting depth of up to 6 inches deep for small coins and metal objects.
- GREAT FOR KIDS – A telescoping arm provides length adjustment while a padded arm strap and comfort grip make this metal detector easy to use for kids of all sizes. Makes a great outdoor gift for boys and girls!
- LIGHTWEIGHT AND PORTABLE – The detector weighs just 1.4 lb (0.6kg). With the coil folded and arm support removed, it measures just 24-inches, and extends up to 39 inches long. Use at home, or pack it up for easy travel to any of your favorite treasure hunting spots!
- FULL-COLOR LEARNING GUIDE – Learn the history of metal detectors, how the coils on your detector work to find metal buried underground, and much more in our detailed learning guide.
- SATISFACTION GUARANTEED – The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you.
User questions & answers
Question: | Can you put the end under water in a stream |
Answer: | Which end? The end with the detector coil can go underwater. Obviously that is what they mean. |
Question: | Does this metal detector come with a wand for searching above ground |
Answer: | The wand is telescoping, it pulls out at top and bottom to adjust for arm and height. Collapses back down for storage. |
Question: | is there an earphone compatible for this detcetor |
Answer: | Hello Gianna,Yes! This Metal Detector has an audio port and is compatible with headphones. Thank you for your inquiry,MeganNational Geographic Toys Customer Support |
Question: | can this detect a mole in a tonnel |
Answer: | This is a metal detector. It detects metal. I can’t imagine it would detect a mole. |

Bounty Hunter TK4 Tracker IV Metal Detector
: Bounty Hunter Product Model: Gold Digger Product Name: Tracker IV Gold Digger Metal Detector Marketing Information: The stylish Gold Digger Metal detector will detect all kinds of metal from iron relics, coins and household items to precious metals like silver and gold.ons. Streamlined in appearance, with only two operating controls and a mode selection switch, the Tracker IV has eliminated the most difficult aspect of metal detector operation: Ground Balancing. With built-in Automatic Ground Trac, the Tracker IV balances for mineralization while you detect. The Tracker IV will detect in extreme ground conditions from salt wet beaches to highly mineralized inland sites with no operator adjustments to the circuitry and with no loss of sensitivity. Product Type: Material Detector Technical Information Detectable Medium: Gold Coil Size: 8 Interfaces/Ports Interfaces/Ports: 1 x Mini-phone Headphone Battery Information Number of Batteries Supported: 2 Battery Size Supported: PP3 Power Description Power Source: Battery Physical Characteristics Form Factor: Long Handle Warranty Standard Warranty: 5 Year. Length adjusts from 44 in. to 51 in. padded armrest and cushioned handgrip S-rod handle for a more-ergonomic, less-fatiguing experience.