This kids metal detector can detect various types of metal including gold and silver with a detection depth up to 4''.
. The closer they are, the louder it sounds and the signal will be stronger. Metal Detector for Kids Waterproof Kids Metal Detector w/ Waterproof Search Coil The IP68 waterproof search coil and stem (not include screen) allow kids to enjoy outdoor treasure hunts in all places (gardens, parks, beaches and forests, all health outdoor locations).Features: Provides accurate detection of various types of metalCan detect metal buried up to 4'' below the surfaceIP68 waterproof search coil and stem ensure safe detecting underwaterSpecification: Color: Yellow + BlackMaterial: ABS + PolyesterAdjustable Length Range: 25''- 3 Once detects any metal objects, the LCD display will appear cute arrow and signal symbol with beep sounds.