R8 Tuya WiFi Smart Door Locks

Model:  R8
APP:   Tuya
Wireless protocol:   WiFi 2.4 GHz
Ways to Unlock:   Key/ Passcode/ Fingerprint/ APP(WiFi)
Material:   Zinc Alloy
Color:   Silver/ Black/ Grey/ Gold/ Bronze
Product Size:   Φ54mm*67mm
Fit Door Thickness:   35~55mm
Power supply:   4 x AA Batteries (12 month)
Application:   Residential, Apartment, Hotel