Model number: Smart Door Lock Color: Standard Black Please select color and size according to the second product image for variants. Key benefits Multiple secure unlock methods to match different needs: fingerprint, password, IC card or NFC, and mechanical key. Remote and temporary access options available through compatible smart home apps for flexible control and guest access. Durable aluminum alloy construction and a semiconductor fingerprint sensor provide reliable daily performance. Easy installation for wooden doors and common interior and exterior door applications. Available configurations Standard: Fingerprint, password, IC card or NFC, mechanical key. Tuya APP compatible versions: add mobile APP control; optional temporary password and optional gateway or remote control support. TTLock APP compatible versions: add mobile APP control; optional temporary password and optional gateway or remote control support. Note: NFC unlocking depends on smartphone hardware and may not be supported by all devices. Core specifications Unlock methods: Fingerprint, card, password, APP optional, mechanical keys. Doorknob function: Biometric, key and keypad. Protection level: Not waterproof. Power supply: 4 AAA batteries (use alkaline 1.5 V batteries); total 6 V. Emergency power: USB TypeC interface. Low voltage alarm: 4.7 V plus or minus 0.2 V. Dynamic current: 60 UA. Quiescent current: greater than 250 mA. Fingerprint collector: Semiconductor fingerprint head. User capacity: 100 groups each for fingerprint, password, and card. Number of administrators: 3. Relative humidity: 20% to 90%. Operating temperature: minus 25 C to 70 C. Adapt to door thickness: 3585 cm / 13.7833.46 in. Product size: 168 x 67 mm / 6.61 x 2.64 in. Lock body: 6070 mm adjustable single tongue lock body. Material: Aluminum alloy. Color: Black. Package contents 1 x Smart door lock body 1 x Mounting accessory pack 2 x Keys 3 x IC cards 1 x Instruction manual Performance and reliability Semiconductor fingerprint sensor for fast recognition and reliable accuracy. Large user capacity supports homes, apartments, small offices, and shortterm rentals. USB TypeC emergency power input ensures you can still unlock the door if batteries are depleted. Low voltage alarm protects against unexpected power loss. Use scenarios Residential front door: Use fingerprint and card access for family members and grant temporary passwords for visitors or service personnel. Shortterm rental or hotel: Issue temporary passwords or mobile APP access for guests and revoke access after checkout. Office or shared workspace: Assign cards or fingerprints to employees and use administrator controls to manage user lists. Compatibility notes Select APPcompatible configurations if you require remote unlocking, temporary passwords, gateway integration, or remote control features. NFC unlock requires a smartphone that supports NFC. This smart lock combines biometric convenience, multiple access methods, and optional smart home integration for flexible control and secure everyday use.