You, too, can be a detectorist, finding lost coins, precious metals, and clues to the past. Easy-to-use detectors have water-resistant search coils. Different tones identify different metals. Assembly required; manuals included. Adjustable lengths. Ages 8 and up. Digital Detector with Headphones. Searches up to 8" below the surface. LCD screen shows depth and metal type; pinpoint function narrows down where to dig. Padded arm for comfort. Comes with headphones. Takes two 9V batteries (not included). 40" long (full length), about 11" wide.