BENEFITS Indicate : Light,Sound(Mute,Beep or Music optional) Altra low power consumption:4 Standard AA alkaline batteries, 18 months in normal state More than 20,000 open door ...
Newest RFID Key Card 304 Stainless Electronic Hotel Door Lock Security System Advantages 1. USA standard 5-lock Tongue Structure Lock Core, hierarchical management; 2. Triple mute ...
