Smart lock provides 5 unlocking methods: fingerprint unlock, anti-peep keypad with a random combination of numbers, IC Card, back-up mechanical keys, and App. Its fast 3D fingerprint sensor can store up to 20 different fingerprints and unlock in 1 second, allowing you and your family to enter and exit easily. With the smart lock, you can manage all users and fingerprints, set automatic locks, and view access records to ensure your home security. The fingerprint door lock looks like a standard door handle, and its simple design fits your style and most doors. It can be easily installed with a long and thin screwdriver, without the need for additional drilling and hiring a locksmith.