Introducing the Rechargeable Bluetooth Smart U-Shaped Glass Double Door Lock, a highly efficient and secure locking system for your home or office. It is made of high-quality zinc alloy material and features three different unlocking methods, including app, key, and password unlocking. The lock is waterproof and dustproof, making it perfect for outdoor use. With its built-in 400mAh lithium battery, it can stand by for up to 3 months on a single charge. !!! This Smart Door Lock Bluetooth App Has a Full !!! Features: Made of high-quality zinc alloy material for durability Features three different unlocking methods, including app, key, and password unlocking Waterproof and dustproof design for outdoor use Add member share to give access to trusted individuals. Offers temporary password management, including one-time password, periodic password, and self-testing password options Low power prompt to let you know when it needs to be charged Built-in 400mAh lithium battery Mechanical key emergency unlocking Touch unlock is smart and convenient Anti-Shear Anti-Theft Lock Perfect Home and Living Accessories Application: The Bluetooth glass door lock is perfect for both residential and commercial settings. This lock is ideal for securing glass doors, wooden doors, and metal doors. It is also a great fit for home, office, hotel, and other public places. Specifications: Product: Smart Door Lock Bluetooth App Material: Zinc Alloy Unlock Way: Password + Key + App Charging Mode: USB Type-C Built in Rechargeable Battery: 400mAh Waterproof: IP65 Bluetooth: Yes App: Tuya App Support: Android, iOS Charging time: 3 hours Standby time: 3 months Adjustable Size: 217- 340mm Size: 417mm x 217.5mm x 10.5mm Color: Black Package Includes: 1 x Smart Door Lock Bluetooth App 3 x Keys 1 x Charging Cable 1 x Manual 1 x Retail Box