Deep Ground Waterproof Metal Detector Gold Finder,lcd Display Shovel-search-coil High Sensitive & Waterproof LCD Control Panel Ergonomic Design Useful Shovel and Headphone Complete Set Wide Application Sensitivity: At Least 13cm/5.1in,Signal Frequency: 7.5KHz+/-1KHz,Support Battery: 29v(6F22, S006P,),Detection Depth: 16 cm / 6.3 in,Material: ABS, Copper, Aluminum Tube,Search Coil Dia.: 8''/203mm,Net Weight: 3kg/6.6lbs,Adjustable Length: 102-130cm/3.3''-4.2''