Underground Metal Detector High Precision Metal Finder Treasure Hunter Gold Digger Metal Detecting Tools with All Metal & Disc & Notch Mode 3 Tone Audio Waterproof 8-Inch Coil Earphones for Adults and Kids With the metal detector, you can hunt for coins, relics, jewelry, gold and silver just about anywhere.The metal detector is versatile and easy e with multiple features - LCD display, 3 tone audio feedback, ALL METAL/DISC/NOTCH mode, automatic ground balance, super slow sweep identification, 3.5mm headphone jack, waterproof coil, adjustable height, volume control and more. Features: LCD DISPLAY:  Shows the portable type of metal with an arrow, the depth of the target, DISC/NOTCH range, the level of SENS with segment, the opereating mode, and low battery indication. THREE TONE AUDIO DISCRIMINATION: Sounds distinctive tones for different types of metal, easy to discriminate it. NOTCH MODE: Ignores junk metal and finds valuable items by setting the disc and notch range. ALL METAL MODE: Lets you search for all different types of metal with auto ground balance and high sensitivity. It's used to find not only ferrous metal, but also non-ferrous one. DISC MODE: Discriminates what kind of metal is being detected. The DISC mode also comes with auto ground balance. SUPER SLOW SWEEP IDENTIFICATION: With a very slow sweep of the search coil to discriminate different types of metal. 3.5MM HEADPHONE JACK: Lets you connect 3.5mm headphones (not supplied) to the detector. Using earphones also saves battery power and makes it easier to identify subtle changes in the sounds you hear, for better detection results. WATERPROOF SEARCH COIL: Lets you search for metal objects under shallow water. ADJUSTABLE HEIGHT: Detector is retractable between 18in and 35in to better fit the operator's height. VOLUME CONTROL: To adjust the volume level of speaker and headphone. BATTERY-OPERATED: Operates on two 9V alkaline batteries (not supplied). Note:  *Only the search coil is waterproof while the control housing is not. *Batteries not included. *It is knocked-down package, assembly required. *The detector's internal speaker disconnects when you connect earphones. Specifications: Material: ABS Color: Black  Combo: Only the detector / Detector with shovel / Detector with rake / Detector with earphones / Detector with earphones and shovel (optional) Power Supply: 2 * 9V 6F22 battery (NOT included) Searching Coil Diameter: 200mm / 7.87in Adjustable Height: 45-90cm / 17.71-35.43in Package Size: 54*23*11cm / 21.25*9.05*4.33in Package Weight: 1546g / 54.53oz Packing List: 1 * Metal Detector 1 * Earphones 1 * User Manual (English)