5 Multiple Ways to Unlock Fingerprint Password APP Control IC Card 4PCS for 1215MHZ Physical Keys 2PCS. The door lock supports adding 50 fingerprints, 100pcs IC cards. Smart door knob gives you more options to unlock and lock your door easier and safer. Lets make your life more convenient and safer without keys. AutoLock AntiLock This keyless door lock can be set to automatically lock within 5 seconds after closing the door when you leave home in a hurry. Onebutton Antilock function set on the back lock handle and only supports administrators to unlock it. It provides a safer and more private space for you. Voice Guide Easy Installation The door knob lock is designed to fit most US standard doors for left and righthanded, which can be easily installed without drilling. The door lock handle is safe for all kinds of scenarios, bedroom, hotel, office, storage, apartment, room. offers at least 1 year product warranty and customer support from the date of purchase TUYA APP Smart Control You can lockunlock the door, share Ecodes, check log records, alert messages, manage users via TUYA Bluetooth App to unlock and manage your smart door lock more conveniently anywhere anytime. Not WIFI, no fees charged for the APP Fingerprint Fast Unlock One touch unlocks your door much faster within 0.2 seconds with new upgraded 99 recognition rate fingerprint access technology. You dont have to worry about forgetting the key when you go out, you can use your fingerprint to unlock at any time. Note Wake up the lock first before unlocking with fingerprint or password.