Underground Metal Detector High Precision Metal Finder Jewelry Treasure Hunter Gold Digger Metal Detecting Tools with All Metal & Disc Mode Waterproof 8-Inch Coil Earphones for Adults and Kids

features - ALL METAL and DISC two operation modes, auto ground balance, waterproof 8-inch coil, 3.5mm headphone jack, volume control, adjustable height, and more.
Features:
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.
AUTO GROUND BALANCE: With automatic balancing(ground balance tracking), as you swing the detector back and forth, it adjusts the balance automatically.
DISC MODE: Discriminates what kind of metal is being detected. The DISC mode also comes with auto ground balance.
3.5MM EARPHONE 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.
VOLUME CONTROL: To adjust the volume level of speaker and headphone.
VIEW METER AND POINTER: The meter pointer swings to the right if metal is found.
WATERPROOF SEARCH COIL: Lets you search for metal objects under shallow water.
LIGHTWEIGHT: Weighs only 1.5lb, which is less than most detectors on the market, easy for kids and adults to hold it.
ADJUSTABLE HEIGHT: Lets you adjust the detector's length to fits the operator's height without stooping down.
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.