Description: -Using the top technology, it is widely applied ti detect underground metal objects. It is one of the most convenient and most sensitive metal detector. Indication Mode: Mechanical Indicator Mode, Sound Mode -Detecting metal objects buried underground. Widely used in security check, treasure hunting, material check etc. -Volume - To adjust the volume level of speaker and headphone -3.5mm Earphone - Lets you connect headphones (not supplied) to the detector; 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; Adjustable Stem - Lets you adjust the detector's length; Low battery indicator. Specification: Power: 2x 9V (6F22) Current: Standby: 10mA Max: 70mA Indication Mode: Mechanical Indicator Mode Sound Mode Detector Diameter: 6.5 inches Product Size: 133*16.5cm/ 52x 6.5 inch Package Includes: 1 piece Metal Detector 1 piece User Manual