Metal Detector Underground Metal Finder Gold Detector Treasure Hunter Gold Seeker with LCD Display with Headphone With this metal detector, you can hunt for coins, relics, jewelry, gold, and silver just about anywhere, which is versatile and easy e. Features: LCD Display: show the probable type of metal being detected, the level of SENS with segment, the depth of target, and battery condition. Headphone Jack: let you connect headphones(included), which let you to operate it without disturb. Three Tone: there are 3 distinctive tones(low tone, medium tone, and high tone) for different kinds of metal type, which make it easier to identify the metal being detected. Two Operation Mode: with ALL METAL and DISC operation modes for detecting all kinds of metal, choosing the unwanted target. Pinpoint Function: it will help you to find the target object and pinpoint its exact position. Waterproof Search Coil: enable you to search metal objects under shallow water. (please note that the control housing is NOT waterproof) Adjustable Stem: you can adjust the height for comfortable use. Specifications: Type: Without Headphone / With Headphone (Optional) Color: Black Material: ABS Backlight: Yes Mode: ALL METAL, DISC Detected Indication: LCD screen Working Frequency: 6.6kHz±0.2kHz Detection Depth: 180mm (test coin: U.S 25 Cent) Power Supply: 2 * 9V 6F22 battery (Not Included) Control Unit Size: 144 * 90 * 148mm / 5.67 * 3.54 * 5.83in  Search Coil Diameter: 219mm / 8.62in Adjustable Height of Detector: 1090～1330mm / 42.91～52.36in Headphone Weight: 180g / 6.35oz Item Weight: 1199g / 2.64lb Package Weight: 1892g / 4.17lb Package Size: 55.5 * 27 * 13cm / 21.85 * 10.63 * 5.12in Package List: 1 * Metal Detector Main Unit 1 * Detection Coil   2 * Connecting Rod 1 * Armrest Rod 1 * Headphone 1 * Manual (English) Note: The search coil is waterproof, but the control housing is NOT waterproof.