Professional metal-detecting features in a compact, lightweight package. Detects coin-size objects up to 5 deep and larger objects to 3 ft. Discrimination control eliminates unwanted metals. Target-indicator meter measures signal strength. Battery check. Volume increases as target gets closer. 6 weather-resistant coil. Operates on two 9-volt alkaline batteries (not included). Adjusts from 21 to 32 in length. Will not accommodate headphones. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Metal Detectors.