Item Type: Metal Detector_x000D_Item Model: GT6100_x000D_Battery: 2 x 6F22 9V alkaline battery, delivered without battery. _x000D_Frequency: 5.0 KHz_x000D_Static Current: 10mA_x000D_Maximum: 70mA_x000D_Voltage: 7.2-9.6V_x000D_Sensitivity: US 25 Cent: 130mm_x000D_Display Mode: Mechanical pointer mode and sound mode. _x000D_Telescopic Length: 30.7-42.1 inches_x000D_Probe Diameter: 6.5in_x000D_Headphone Jack: 3.5mm, with headphones. _x000D_Detection Object: Metal such as iron nails, iron sheets, aluminium rings, small aluminium products, coins, gold, bronze, silver. _x000D_Applications: For gold detection, desert detection, security inspection, archaeology, treasure hunting, beach detection. 1Better Detection: The metal detector is capable of detecting iron nails, iron sheets, aluminium rings, small aluminium products, coins, etc. 2The Working Mode: Comes with 2 working modes, all metal mode and recognition mode, which is more than enough to satisfy your working needs. 3Reliable for Use: The waterproof probe disk allows for use in shallow water, suitable for gold detection, security inspection, and so on. 4Simple Operation: The volume of speaker and headphone as well as the probe length are adjustable, easy to operate and high in efficiency. 5Easy Carrying: Designed to have a light weight and a compact size, the convenient carrying enables indoor and outdoor using. 1 x Metal Detector 1 x Searching Coil 2 x Connecting Rod 1 x User Manual 1 x Headphone 1 x Shovel 1 x Shovel Bag