super scanner metal detector MD-3003B1

super scanner metal detector Functions and features: * It equipped with leather case can be operated simply and is portable * It can be charged. The time of charging is 4 - 6 hours (the charger is not included in this item) * The indicator light is off or keeps on alarming when the voltage is deficient * It has double indication modes, namely sound and light and vibration * It is the first model to adopt the automatic reset function switch to change sensitivity * It can adjust sensitivity * As one of the most popular models, it can be applied to all fields Technical parameters: External dimensions: L410 x 85 x 45mm Packaging dimensions: 44.5 x 26.5 x 52cm Product weight: 25kg/box, 13.3kg/box Working power supply: 6F22ND 9V battery (alkaline battery, rechargeable battery) Alarm modes: simultaneous sound (vibration) and light alarm