Features:

● The whole Lock is made of ABS engineer plastic

●  User sets his or her own random codes

●  Master key for emergency door opening and retrieve the lost code.

● Keyless and no power supply

 

Application:

All kinds of locker material (ABS plastic, metal, pvc and wood) in school, family and club

Outside size：

●  The thickness of the steel material door should be less than 1mm

● As for the wood or any other similar material locker, the thickness of door should be less than 20mm