NAME：HD320

product material：Use stainless steel。

Process treatment：The lock surface adopts PVD nano technology/water mill drawing treatment。

power supply：4 1.5V alkaline batteries

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

Door opening record：200 pieces

Fit lock body：N70, 60 lock body

Colour：Black, red bronze, silver, gold

Hotline：400-830-0021