Bounty Hunter Metal Detector with Automatic Tuning and Ground Balance . Lightweight and adjustable in size young and old alike will delight in hours of productive detecting. Iron relics coins and household items as well as precious metals like silver and gold won't escape Bounty Hunter Metal Detectors VLF. Requires 2 9-volt Alkaline batteries (not included). Features of Bounty Hunter Metal Detectors VLF : Automatic tuning and ground balance Power and sensitivity control Trash eliminator control to remove most undesirable items from detection Detects coin-sized objects up to 6" deep; larger objects up to 2 feet Treasure meter to determine strength of signal Motion all-metal mode for detecting all types of metal 1 year limited warranty Specifications for Bounty Hunter VLF Metal Detector with Automatic Tuning and Ground Balance - VLF: Manufacturer: Bounty Hunter Included Accessories: Standard Water Resistance Level: None Finish: Black Battery Type: 9v Battery Life: 15 - 20 hours Battery Quantity: 2 Package Contents: Bounty Hunter VLF Metal Detector with Automatic Tuning and Ground Balance Bounty Hunter VLF Metal Detector with Automatic Tuning and Ground Balance - VLF