NAME：HD500

product material：Made of stainless steel。

Process treatment：The lock surface adopts baking varnish process。

Emergency power supply：USB interface

Adaptation door thickness：40~120mm

Operating Voltage：6V

Low pressure alarm：When the voltage is lower than 4.8V, it will alarm automatically

Fit lock body：N70, 60 lock body

colour：black

Hotline：400-830-0021