Smart Lock Fingerprint Door Lock Keypad Door Knob Smart Door Knob Door Locks for Bedrooms Locks with Code Thumb Print Door Knobs for Homes Hotels Offices

4-in-1 Keyless Entry Door Lock: - 4 ways to unlock your door: Custom Passcode + High Accuracy Fingerprint Sensor (Max 200 group fingerprints) + 2 Back up Physical Keys + Fully App Control., Modern Luxury Design: - The fingerprint lock is sturdy but not bulky. High quality metal material, solid lock construction, streamline design, and sensitive LED keypad, make it more luxury and fashionable. Smooth feel and suitable size, easily handle, Advanced Security: - This fingerprint door knob automatically locks in 5 seconds by default after being opened. Anti-prying technology protects your code from prying eyes., Easy to Install: - No wiring, no drilling and save cost of the locksmith, you can easily install the code door knob by yourself with just one screwdriver. Suitable for left/right opening standard door. Door thickness from 1-3/8'' to 2-1/8'' (35mm-55m, Durable and Reliable: - Thanks to the Solenoid Valve Technology, the biometric door knob can be opened up to 200,000 times; High quality materials and industrial circuit design ensure this fingerprint doorknob reliable.