Material: Zinc alloy
Features: Fingerprint/password/IC card/ Keys unlock
Doorbell feature
4pcs AA batteries power supply
Working temperature:-20℃~60℃
Fit 10-12mm glass door thickness 40-65mm frame glass door or wooden door
Fit frame glass door, frameless glass door, wooden door
Upgrade version: Support tuya app now.
Connect to tuya app via wifi.