Tuya intelligent door lock supports multiple unlocking methods, APP/fingerprint/mechanical key/IC card to make your lifes smarter. Easy to install, high safety level, perfect for homes, offices, hotels, apartments, etc.Features:Multiple Unlock Methods: Intelligent door lock, support 4 unlocking methods, APP, fingerprint, mechanical key and IC card, making your lifes more convenient.Remote Unlock: Use with Tuya APP, you can remote unlock the door for quick access, check the member, unlock records, setting, etc., with high safety levels.Sensitive Recognition: With semi-condictor fingerprint sensor, quick access with fingerprint with low false recognition, nice for old men or kids.Emergency Power: Powered by CR123A battery(not included), no need to plug in, with Type-C interface, when the battery is dead, it can charge in time.Automatic Locking: The door lock will automatically lock after 5 seconds of unlocking, more secure. You can turn off the function on Tuya APP, which is turned on by default.Wide Application: Practical door lock, perfect for homes, offices, hotels, apartments, etc. Waterproof design, it can be used for outside doors.Specifications:Color: Black / Silver(optional)Material: Aluminum Alloy + BrassUnlock Way: APP, Fingerprint, Keycard, Manual KeyIP Class: IP5XReader Dimension: 42 * 42mmDoor Thickness: 35-50mmPackage Size: 255 * 100 * 70mm/ 10.0 * 3.9 * 2.8inPackage Weight: 490g/ 17.3ozPacking List:1 * Door Lock2 * Keycard2 * Manual Key2 * Sucker1 * Wrench1 * Manual