New Biometric Fingerprint Door Lock K7 Black Smart Lock App Remote Unlocking Keyless Lock Electronic Door Lock

RAYKUBE Biometric Fingerprint Door Lock K7 Black Smart Lock Tuya App Remote Unlocking Keyless Lock Electronic Door LockSpecifications:Model: K7System: TuyaBluetooth 4.0Material: Aluminium AlloyUnlock mode: APP / Fingerprint / Password / Smart card / KeyFingerprint read: FPC Sensor (Semiconductor Sensor)Color: BlackUser(fingerprint/card/password): Total 99Chip Type: Dual Core DriverTouch screen: IML MaterialWorking power: 4 x AAA 1.5V batteries (not include)Operating temperature: -20 to 55 CentigradePassword function: support virtual passwordSuit for the door thickness about 35-55mmSize:Use 4pcs AAA 1.5V BatteryPlease use the not rechargeable Alkalin battery.(battery not include in the package)About Installtion:This lock suit for the door thickness 35-55mm door thickness.