Hand detector of metal objects. Allow you to make a selective body search of a person, without touching them, to find out if they are carrying metal objects (guns, knives, jewellery, etc.). An alarm sounds and there is a warning light when a metal object is detected. Working frequency: 22.5KHz. War Is About Over, But Fight With Terrorist Is Never Over! You need a tool to strike at Terrorist ? “Body-Scanner” Introducing to you high performance Hand Held Detectors designed to meet the exact requirements of searching for offensive weapons and any hidden metals. Typical Application: