Introductions: This MDA1 metal detector can hunt for coins,relics, jewelry, gold, silver and any metals. This detector comes with high sensitivity and strong ability of discrimination ,it is versatile and easy to use.Features:1. LCD display --shows disc / notch rang ,sens level ,battery condition ,target ,target depth , metal type 2. Three tone o discrimination --high , medium , low tone for different type of metal3. Notch --ignores junk metal and finds valuble items by setting the disc and notch range4. Disc --disciminates the target selected5. Super slow sweep identification --with a very slow sweep of the search coil to discriminate different types of metals6. Headphone jack --connects headphone of 3.5m and operate without trouble7. 240mm waterproof search coil --can use on dry floor ,wet sands ,shallow water 8. Adjustable shaft --lets you adjust the comfortable stem length to use Specifications:1. Color: Black & Orange2. Stretch Length: 42-52 inches3. Battery: 2 X 9 V AA4. Working Voltage: 18 V5. Sensitivity: ? 20 mm (for a US Quarter Coin)6. Search Coil: 10inch Waterproof Search Coil7. Frequncy: 6.4 � 0.5 KHz8. Search Modes: LCD & Sound ModePackage Includes:1 x Metal Detector1 x Shovel1 x Headphone1 x Bag