Product introduction The product has good stability and performance. The detection surface is 360 detection, which makes it easier to find contraband. The product design is user-friendly. It is equipped with special hanging accessories. The body is small and easy to carry. It can be used as a lighting tool in low light conditions. The instrument does not need to be adjusted, and the operation is simple. Product parameters: 1. The sensitivity distance for detecting one-yuan coins is 3.5-4cm. 2. Detection method: vibrate and sound at the same time to alarm 2. Power supply: 9V battery (not included in the factory) 3. Working environment: temperature -20-60 4. Dimensions: 22.9*3.8*2.2cm 5. Single package size: 24*6*6cm 6. Net weight of a single machine: 145 grams 7. Gross weight of a single package: 240 grams Packing List: 1pcs GP-Pointer Machine 1pcs Waist Cover 1pcs steel ring and sling 1pcs English manual 1pcs box