For thickness : 16~25mm

Material:
Front case：Zinc alloy 
lock housing：ABS

Power supply : 3 standard AAA alkaline batteries

1 ABS striking plate

1 set of screw

Function of SD Lock

-Easy setting / free using/ no need for software or PC 

-Reliable for wooden and steel furniture

-Private or public mode switch

-Lower battery notification 

-External battery case for emergency use

-Enter password and no card

-Management code provided in case of user forget his/her own code 

Battery Life

Static current: Around 3 years

Dynamic current: Around 8-10 months (20 times/day)

Any public space:

Hospital & Health Institution

Offices

University

School 

Gym

Entertainment Facilities ...etc