Teknetics Eurotek Metal Detector is ideal for the intermediate user. Large easy-to-read LCD screen. Features 79-segment target identification and 10 sensitivity adjustments. Very-low-frequency detectors are best for land use and require you to keep the search coil in motion in order to locate a target. Waterproof open 8 concentric search coil produces the strongest signal when the target is at center of the coil. All-metal discrimination allows you to block signals of unwanted items. Depth readout lets you know how far down your target is. Preset ground balance. Low-battery indicator. Manufacturers limited five-year warranty. Made in USA. Batteries: One 9-volt alkaline battery (not included). Application: Coin, relic, jewelry. Length: 41 to 51. Search coil: Open 8 concentric. Frequency: 7.81kHz. Wt:2.6 lbs. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Metal Detectors.