DetectTrek Kids Metal Detector, 8-Inch Coil
Product description
A first detector for a child doesn’t need to be complicated. This kit pairs simple controls with a playful panel and three detection modes, giving a young explorer more to do than just sweep and dig.
The adjustable shaft and lightweight design are intended to make outdoor searching manageable for kids. The included backpack, earphone, shovel, rake, and batteries mean there’s less gear to gather before heading out.

Its most important boundary is easy to miss: the search coil is waterproof, but the control box is not. That makes shoreline and backyard hunts more appropriate than taking the whole detector into water.


Best use cases

This DetectTrek metal detector is aimed at beginner treasure hunts with family, especially in a backyard, on a sandy beach, or near a creek where the control box can stay dry. A child can sweep the coil over the ground, listen through the earphone, then use the plastic shovel and rake to investigate a signal. The maker says it can detect metal objects buried up to 4 inches underground, though results will depend on what is being searched for and the conditions.
It’s a great fit if you want a hands-on outdoor activity with basic target filtering rather than a detector built around advanced adjustments. Use it outdoors only, and keep it 6 meters from other detectors, as the maker advises. For a quick outing, the included backpack gives the child a place to carry the kit between search spots.



Product specs
- Adjustable length: 30"–41"
- Search coil: 8" and IP68 waterproof
- Control box: not waterproof
- Detection modes: 3
- Kit includes: detector, backpack, earphone, plastic shovel, rake, and 2 x 9 V batteries
- Listed detection depth: up to 4 inches underground

The shaft range accommodates different heights, while the optional LCD backlight is intended to help with visibility in bright or dark surroundings. According to the maker, the detector assembles in about a minute. The included batteries are a practical starting point, but the listing does not specify battery life.


Where it shines

The three modes give kids a simple way to change what the detector responds to. The first detects most metal objects, the second filters out ferrous targets such as iron, the third also filters out some low-conductivity nonferrous targets. That can make a search feel more focused, but filtering is not a promise that every remaining signal is a valuable find. Does that added choice make the hunt more engaging than a basic beep-and-dig approach? For a curious beginner, it may—especially when an adult helps explain why a signal changes between modes.
The coil’s waterproof rating is useful around wet sand or shallow water, but it does not make the full detector submersible. Keep the control box dry, hold the coil parallel to the ground, and treat the kit as an outdoor starter setup rather than equipment for demanding searches. It may not suit you if the child wants to search underwater or expects reliable identification of specific valuables.

Should you buy it?
Choose this kit when the goal is a shared, beginner-friendly treasure hunt and the child can use it on dry ground or with the coil near wet areas while the control box stays protected. Its adjustable length, three modes, and included digging tools give a young explorer a clear activity to learn. If you need a detector for underwater use, or a more exacting search setup, the non-waterproof control box and child-focused design are meaningful limits.
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