Metal Detector Finder High Accuracy Gold Metal Detectors 6.5'' Waterproofly Search Coil, All Metal & Discrimination Mode, Adjustable Stem (30.7''-42.1''), Professional Underground Treasure Detector High sensitivity metal detector with 6.5" waterproofly search coil, All Metal and Discrimination Mode for you to choose. Maximum detection depth up to 12 inches. Adjustable stem, volume and sensitivity, easy and comfortable e for both adults and children. Features: Metal detector detects metals with high accuracy when the search coil approaches the targets, meanwhile you will hear a distinctive audio tone alarm. All metal mode helps you find any hidden metals. DISC mode helps you discriminate the unwanted target by setting the DISC numeric range. The metal detector comes with 6.5" waterproofly search coil, which means that you can use the detector in shallow water. With adjustable stem extends from 78cm to 107cm (30.7 to 42.1inch), easy and comfortable e for both adults and children. 3.5mm headphone jack helps you search for treasures in a noisy street or beach without being disturbed by other noises, and the volume can be modulated. Specifications: Material: ABS + Aluminum Color: Black Operating Voltage: 9V Operating Current: 10mA Operating Frequency: 5KHz Detection Mode: All Metal/ Discrimination Detection Indication: Mechanical Pointer Mode, Audio Mode Volume: Adjustable Sensitivity: Adjustable Sensitivity: Min. 130mm / 5.12in (Test Coin: US Φ 25) Headphone Jack: 3.5mm Waterproofly Search Coil Diameter: 16.5cm / 6.5in Detection Depth: 10-30cm / 3.94-11.81in Adjustable Height of Detector: 78-107cm / 30.71-42.12in Operating Temperature: -15～45℃ / 5～113℉ Storage Temperature: -20～60℃ / -4～140℉ Detect Objects: Metal (Iron Nail, Iron Covering, Aluminum Rings, Small Aluminum Product, Coin, Gold, Bronze, Silver) Power Supply: 2 * 9V Batteries(NOT INCLUDED) Item Weight: 900g / 1.98lb Package Size: 54 * 22 * 11cm / 21.26 * 8.66 * 4.33in Package Weight: 1300g / 2.87lb Package List: 1 * Metal Detector 1 * Manual