Tuya BLE TT Lock Smart Electronic Door Lock With DIY Cylinder Core Finrprint APP Keys IC Card Unlock For Home Hotel ,More Secure

1. Multiple methods of unlockingTuya App / TT lock App(Options), finrprint, card, mechanical key unlock; easy to use it whether children or older. Never worry fort to bring the key. 2. APP remote controlThis keyless entry door lock allows you to check the visitor records on Tuya APP/TT Lock, see which visitor at what time unlocked the door, enhance the security level of your home. When the door lock and are used tother, the APP can be used to remotely control the unlocking. 3. Mechanical keys and emerncy power supply (USB) can be used when the door lock is out of power 4. Easy to install and useOnly 3 minutes to diy install without breaking the door or changing the door body and no professional installer required; 5. Suitable for most doorsAdjustable length cylinder lock, 99% of world doors to compliance; easy replacement of existing lock cylinder.