Feature:1. With ultra high stability and high sensitivity design, the detection surface is 360 all round detection, making it easier to find contraband2. The product design is humanized, equipped with special hanging accessories, and the body is small and easy to carry3. The front section of the instrument is equipped with a high brightness LED light, which can be used as a lighting tool when the light is sufficient4. The instrument does not need to be adjusted, and the operation is simple, convenient to use5. Equipped with low voltage indication function, when the instrument is under voltage, the yellow LED light at the middle end will light up, and the battery should be replaced when it is liftedSpecification:Item Type: Metal DetectorProduct Size: 230x40x40mm/9.1x1.6x1.6inWorking Temperature: -37~70Dust: Complies With LEC 60529Index: Proportional Audio Frequency / Vibrating Artery RateControl: Power SwitchAlarm Indication: Sound and Vibration at The Same TimeSensitivity: 3cm (1 Rmb coin)Battery Information: 9V Folding Battery (6F22ND) (Without Battery)Detection Method: Vibration, Light AlarmSensitivity Distance for Detecting One Yuan Coins Is 3-5cm/1.2-2in, With Undervoltage Indication FunctionWeight: Approx. 232g/ozPackage List:1 x Detection Rod1 x Leather Case1 x Telescopic Drawstring1 x Instruction Manual