WATERPROOF COIL FOR ALL PLACES - The search coil is designed to be 7.4 inches, which makes metal detecting more sensitive. Both the adjustable stem and coil (not include screen) are waterproof, which let you enjoy outdoor treasure hunts in all places (gardens, parks, beaches and forests, all health outdoor locations)SAFE & LOVELY DESIGN FOR KIDS - Its lovely profile is designed both by professional industrial designer and kids visual designer. It perfectly fits children's aesthetic. Moreover, our Kids Metal Detector is made by harmless ABS plastic, totally no risk to your kids. Trust me, the metal detector for kids will get along well with your kids.HIGH ACCURACY & CLEAR DETECTION - The 20% larger coil allows you to quickly cover the ground. Simply wave this high quality and lightweight detector over the ground to detect objects buried up to 4 inches below the surface. If there is any metal object, the arrow and signal symbol will appear on the screen, meanwhile, it sounds. The closer they are, the louder it sounds and the signal will be stronger.LIGHTWEIGHT & ADJUSTABLE STEM - 24 to 35 inches height-adjustable stem adapts both children and adults. One press simply operation will let kids easily start metal finding. Lightweight and foldable search coil are exclusively designed for traveling or outdoor activities.FREE OF ASSEMBLE & EASY TO USE - The telescoping design means you dont need to assemble any complicated parts. Just unfold the detector and fold it back up again when youre done, making it especially good for children and beginners.