Battery:4 AA battery
Operation temperature: -20℃~60℃
Working voltage: 4.5V-6V
Fingerprint sensor: Semiconductor fingerprint sensor
Material: ABS
Operating environment humidity: 15%-90%RH
Emergency supply: Android interface
Bluetooth type: Bluetooth 4.0
Communication interface: Standard USB communication
protocol Tuya WIFI
Suitable for door thickness: 30-120mm
Face: 50
Fingerprint: 100
Card: 100
Password: 100