Advanced Security and Convenience: Upgrade your home security with the Tuya ZigBee Smart Door Lock. This versatile lock offers multiple unlocking methods including fingerprint, password, IC card, app control, and mechanical keys, ensuring you always have access Real-Time Alerts and Double Protection: Enhance your with a built-in tamper alarm that alerts you during break-in attempts. Double lock feature from inside provides extra security Temporary Password Feature: Grant access to visitors with a temporary password that expires to your privacy and security and Compatible: Designed to fit a variety of door types and sizes, this lock is made from robust materials ensuring long-lasting reliability. Note: ZigBee gateway required, sold separately Door thickness:35-60mm Correspondence:wireless network Support system:for iOS 7.0 and above, Android 4.4 and above Battery life:(10-12 months) 10 times a day to unlock normally Unlock time:1-1.5 S Working temperature:-20-50°C Working humidity:10%-95% Locking method:Supports single bolt, 5072/4585/6085/050/5572/ insert tenon Number of users:IC card + password + fingerprint: 250 groups, 9 groups for administrators Without lock body (The product appearance and printed words depending on the batch, but this does not affect use) Color: As shown Material: plastic Package Contents: 1 * Door Lock kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.