Safe And Reliable Fingerprint 0.3S unlocking and the recognition rate up to 99%, 3 seconds Automatically locked after unlocking, Stainless steel door lock is sturdy and tamper-proof No More Keys Multi-function of Fingerprint Unlock, Code Unlock, Mechanical Key Unlock, It can enter 50 fingerprints, Going out with keys or with out Keys are two completely different live Easy to install No wiring and no drilling. quickly and easily install the lock just with a small screwdriver, Adjustable latch. Both the left and right doors are suitable. Fits for most standard residential door, or apartment, office, etc Long Battery Life Low power consumption. It needs 4 pcs AAA batteries can works more than a years. Low battery reminder. Emergency USB charging port and normal key unlocking method provide a double guarantee Anti-peep password unlocking, no need to cover the input and feel free to enter. When entering the password, you can enter any number before and after the correct password, and continue to enter the correct password in the middle to open the door. Avoid embarrassment and prevent password leakage, Manufacturer: LLOOPK