1, Excellent design, solidity and security

2, Pure 304 stainless steel material. Fadeless, Eternal quality

3, Japan motor more than 500,000 lifetimes.

4, Rotating handle to prevent damage in force

5, Turn handle up to deadbolt lock at inside and outside. Convenience and simplification

6, Patent detached two-gear clutch device to guarantee the durability of mortise.

7, Standard American mortise.

8, Low voltage alarming function.

9, Application: Star hotel, hospital , school ,modern office.