Fingerprint Locks with App and Combination

【Multiple Ways To Unlock】Advanced 4-in-1 Keyless Entry Smart Door Lock: Fingerprint + Password + App + Key (2 included). One Touch Fingerprint Access, reads your fingerprint and unlocks your door. The auto relock function.

【USB + Backup key, Never Get Locked Out】Low battery alarm on Tuya（Free APP, with emergency power interface and backup key. When the power is critically low or the battery is completely drained, don't worry, use the backup key to open the door, micro USB power bank also can serve as a temporary power supply.

【Applicable Range and Use】The adjustable deadbolt has a size between 2-3/8"(60mm) or 2-3/4"(70mm), and is suitable for doors with a thickness of 1-1/2"(38mm) to 2"(50mm). Simple door handle settings, suitable for various scenarios, replaces standard single-cylinder U.S. door locks, fits both left and right doors, inner and outer. Easy to install in minutes by following short installation video.

【Tuya App Control】The smart fingerprint door lock handle supports IOS and Android devices. With the free Tuya App, you can set and share temporary eKeys with friends, visitors or housekeepers. The App records who comes and goes, and allows for the real time automatic locking and passage mode settings, bringing you both security and convenience.

【High Security and Privacy Protection 】This smart lever door lock is made of corrosion resistant zinc alloy with a sleek, modern, simple, stylish and bold look. It is ideal for homes, offices, apartments, garage entrance doors, storage rooms, warehouses, basements, bedrooms, etc.