【Versatile 5-IN-1 Lock】Multiple door opening modes with advanced fingerprint recognition, without cards and passwords are more convenient. Takes fingerprints, IC card, password, mechanical key and mobile app to open the door, and you can also view the unlock history through the app. 【Multifunction】 Supports Tuya function, and it can be unlocked remotely by connecting to the phone via WiFi. Combined unlocking and dual functions make the door locks safer and safer. 【High Quality】The door lock module is waterproof, moisture-proof and mildew proof, and its quality is stable and reliable. Through high and low temperature tests, vibration, aging, etc., to adapt to harsh environments. 【Anti-peep and Secure Password】 When unlocking with a password, you can add several incorrect passwords before/after entering the correct password and press # to confirm the lock. Takes in the interrogation of unlocking records and understanding the use of door locks in time. 【Easy to Use】 When you forget to replace the battery and can't open the door, USB backup power can help you. The whole process has smart voice navigation and is easy to use., Manufacturer: Sorandy