Smart Life Tuya App Control. This smart fingerprint lock is featured as Tuya Smart Life App supported for intelligent security controls, which is compatible with various mortise to fit 99% doors; safe, durable with reversible free style handle.

5 in 1 Multiple Unlocking Ways: Smartlife Tuya App, fingerprint, password, smart card, and mechenical keys. No more worry about forgetting keys. You can also send temporary password to your visiting friend when you are away from home.

Power by Battery. This smart fingerprint door lock is powered by 4PCS 1.5V AAA batteries(not included). Power indicator in App allows you to know the battery level. In case of no battery power, you can power up the lock by power bank supply.

Durability and Security. Durable mechanical and electronic engineered features won't let you down; you can count on fast unlocking, long term durability, anti peeping user code protection, low battery indicator, solid lock cylinder and premium metal construction.

Easy to Install and Program. No costly locksmith required; includes necessary hardware components and detailed manual, you will be able to install and program this electronic door lock all by yourself; battery powered by 4 AAA batteries and requires no hard wiring.