electronic metal detector (GP-3003B1)

electronic metal detector Function features: *Simple and convenient operation *It can easily detect pin-sized metal articles (3.5cm to the probe) *With a large detecting area, it can complete the detection by moving from top to bottom, greatly improving the working efficiency *It has an independent battery low voltage system and the yellow light will be on *It has double indication modes, namely sound and light and vibration to accurately and rapidly judge the metal position *With shielded damp-proof sensitivity adjusting hole, it seldom fails and is economic and durable * There is automatic and continues alarm when the battery is used up; * Switch on/off audio prompt function; * With external rechargeable socket hole; * Has audio, light and vibration handoff switchmean time, the green LED will turn into red. When the detection stops, the alarm stops and the red LED turns into green. * LED (Green for power, yellow for under-voltage and red for alarm) Product parameters: External dimensions: L415 x 65 x 40mm Packaging dimensions: 44.5 x 26.5 x 52cm Unit gross weight: 0.5kg/pc Product weight: 25kg/box, 15kg/box Working power supply: 6F22ND 9V battery (alkaline battery, rechargeable battery)