Item NO.: L10
Material: zinc alloy
Size: refer to image
Power supply: 4pcs AA batteries
Battery life: 10-12 month.
Low voltage alarm function: Yes
External power interface: yes
Working temperature: -20 ℃ ~ +65 ℃
Working humidity: less than 98%RH
Lock body material:fire rated plastic.
Mulit access ways: password+card+bluetooth+wifi(option)
This lock works with TT LOCK app