VR SHOPEE Metal Detector MD3003B Hand Held Detector with Indicator Lights Advanced Metal Detector

High-performance handheld metal detectors designed to meet the exact requirements of the security industry. It can be used for public security in airports, Railway stations, docks, prisons, customs, and frontier defense as well as Quality control of medicine, food, and other commodities. It is a high-performance Hand Held Metal Detector designed to meet the exact requirements of the security industry. The detector is now operational although an increase in sensitivity and depth range can be achieved by turning the sensitivity adjuster until the LED turns red and a constant audio tune is heard. Turn the sensitivity adjustor (anti-clockwise) until the red LED just turns to green the tone fades. Typical uses will include body search For offensive weapons like knives, guns, and so on, Detecting metal articles for factories and stores, etc. Sound alert LED indicator.If the detector is held still over a metal object the detection signal will automatically reduce.