Bounty Hunter BHJS Junior Metal Detector Metal detector mainly for children which detects coin-sized objects up to 5 inches deep and larger objects up to 3 feet deep Target indicator meter measures signal strength and the signal increases in volume as targets get closer Discrimination control eliminates iron and most unwanted items 6 1/2 Closed Weather Resistant Coil;Rustproof Lightweight, ergonomic design for easy, comfortable handling Child-sized metal detector detects coin-sized objects up to 5 inches deep and larger objects up to 3 feet deep Target indicator meter measures signal strength; signal increases in volume as targets get closer Discrimination control eliminates iron and most unwanted items Lightweight, ergonomic design for easy, comfortable handling; battery tester included Measures approximately 10 by 9 by 57 inches; 1-year limited warranty Child-sized metal detector detects coin-sized objects up to 5 inches deep and larger objects up to 3 feet deep Target indicator meter measures signal strength; signal increases in volume as targets get closer Discrimination control eliminates iron and most unwanted items Lightweight, ergonomic design for easy, comfortable handling; battery tester included Measures approximately 10 by 9 by 57 inches; 1-year limited warranty Recommended age : 6-12