Smart Door knob, Fingerprint Door Lock Smart Lock Biometric Door Lock Fingerprint Door knob with App Control, Great for Bedrooms,Cloakroom,Apartments Offices,Hotels

Specifications:

• Material:   Aluminum alloy 
• Unlock mode:   Fingerprint / Mechanical key (2pcs) / Tuya APP ( Bluetooth )
• Fingerprint Capacity:  20
• Fingerprint read:   Semiconductor sensor
• Read time:   ≤0.25S
• Working power:   4x AAA battery ( Not included )
• Charge Power : 5V 1A
• Operating temperature:   -20 to 55°C
• Suit for the door thickness about 35-55mm
• Application : Wooden Door