Coin hunting for beginners. All-metal, auto notch, tone discriminate, and disc modes. 18 sensitivity levels. Can detect small objects up to 5 in. and larger items up to 3 ft.. Ground balance preset. Assembly required. An affordable option for beginning detectorists, the Bounty Hunter VLF2.1 Metal Detector is perfect for the backyard, campsite, or the beach. Made for ease of operation and high-quality performance, this equipment can sense a coin-sized object up to five inches underground and larger objects as deep as three feet below the surface. It's lightweight, so even kids can get in on this extra-fun hobby - and it only needs two 9-volt batteries (sold separately) to function.