cheapest hand held metal detector MD-3003B1

详情

MD****3B1 MD****3B1 is a universal-type hand-held metal detectors, cost-effective, stable performance. Mainly used to in these places, such as security Day-to-day metal anti-theft examination, examination room, the school to bring communications tools to prevent cheating of the inspection work, as well as non-specified places, such as metal detectors. Hand-held metal detectors are also used to carry out physical inspection to avoid manual search of human body check which will bring human rights dispute. Performance and features: Easy to operate, equipped with leather for carrying Rechargeable function, charge time **6 hours (charger for select cases) When enough voltage, the indicator light does not shine or no sound alarm light and sound vibration alarms First use of automatic reset switch to switch the sensitivity function, thereby achieving that is capable of detecting large objects, but also can detect small metal objects Adjustable sensitivity Specification parameters: detection sensitivity: Φ2.5mm Ball power supply: 9 volt battery (6F*2ND) Power consumption: **0mW operating frequency: *2KHz working current: less than *0mA working temperature: *5 � **5 � Net Weight: **9g size: **0 * *5 * *5mm packing size: **0 * **0 * **0mm (*5 support / box, weight: *2.5KG/*3.5KG)