Smart Door Lock with 6in1 Access and Easy Installation Why choose this lock Multiple convenient access methods let you control entry without changing your daily routines. Designed to fit common door setups for fast installation and reliable daily use. Clear status monitoring and emergency power options keep access available when you need it. Key features Six ways to unlock: mobile app control via TTlock APP, two backup mechanical keys, two IC cards, up to 100 fingerprint records, up to 100 userdefined passwords, and remote unlocking with an optional remote control. Bluetooth TTlock APP: view entry and exit logs, receive low battery alerts, and manage access from your phone. Emergency power support: USB power bank input for temporary charging if internal batteries run low. Two operating modes: Normal Open keeps the door unlocked until manually closed; AutoLock secures the door automatically 5 seconds after unlocking. Large user capacity: store up to 100 fingerprints and 100 DIY passwords for households, offices, or shared properties. Installation and compatibility Fits doors with a thickness of 30 mm to 50 mm for easy integration into most residential and commercial doors. Package includes a detailed installation diagram, a clear buckle setup, and stepbystep video guides to simplify installation and reduce setup time. Designed for standard interior and exterior doors and for installers working with common door hardware. Performance and reliability Multiple backup options provide redundancy: two physical keys and two IC cards complement biometric and password access. App monitoring of access events helps you track usage and manage permissions. USB emergency power input prevents lockout due to depleted batteries. Practical use scenarios Home entry: Grant family members fingerprint, password, or card access while monitoring entry logs from the app. Small office or studio: Issue temporary passwords or cards to contractors and revoke access when no longer needed. Short term rental management: Provide remote access to guests, track check in and check out times, and maintain key backups for property management. What you get A flexible, multiaccess smart lock that balances convenience and control, with clear installation resources and emergency power support. Remote control option sold separately for wireless unlocking beyond the Bluetooth range. Specifications summary Door thickness compatibility: 30 mm to 50 mm Unlock methods: TTlock APP, 2 mechanical keys, 2 IC cards, 100 fingerprints, 100 passwords, remote unlock optional Autolock timing: 5 seconds after unlocking in AutoLock mode Includes installation diagram, buckle setup, and video guides This smart lock offers multiple secure access options, simple installation, and practical features for everyday use in homes, offices, and rental properties.