HOTEL LOCK YGS-9931

• Material:Zinc alloy -Surface:Chrome/Satin Nickel/Polished Gold MABUCHI"motor with a durability of over 500000 cycles Anti-tamper trim handle with free moving clutch mechanism Low power alarm,door ajar alarm,anti-tampering alarm 1000 audit trail,convenient for hotel management 15,000 times unlocking.up to 2 years working time