Fingerprint Lock,//Fingerprint/Password/IC Card, Intelligent Recognition, Quick Selection Smart Door Lock With Mechanical Key When you forget to replace the battery and cannot open the door, USB emergency power can help you. Multiple door opening modes with advanced fingerprint recognition, contactless cards and passwords are more convenient. Supports for Tuya function, and it can be remotely unlocked by connecting to the phone via. Feature: 1. Multiple door opening modes with advanced fingerprint recognition, contactless cards and passwords are more convenient. 2. Supports for Tuya function, and it can be remotely unlocked by connecting to the phone via. 3. Support fingerprint, IC card, password, mechanical key and mobile APP to open the door, and you can also view the unlocking history through APP. 4. The addition and deletion of fingerprints and passwords are managed based on the unlock number. 5. When you forget to replace the battery and cannot open the door, USB emergency power can help you. Specification: Condition: 100% Brand New Item Type: Smart Door Lock Material: Zinc Alloy Color: As Pictures Shown Unlocking Method: Fingerprint, IC card, password, mechanical key, mobile APP Power Supply: 4.5V-6.5V (4xAAA dry batteries) (not included) Typical Quiescent Current: <50uA (battery life can exceed one year) Working current: <250mA (strong driving ability) Number of Administrators: 9 groups Number of Fingerprints: 110 Fingerprint + Password + Card: 300 groups Resolution: 500DPI FRR: ≤0.1% FAR: ≤0.0001% Card Type: 13.56MHz, IC card Emergency Power: 5VDC Password Length: 6-8 digits Virtual Password: 16 digits Low Voltage Alarm Voltage: 4.8 ± 0.2V Unlock Time: ≤1S Working Temperature: -10°C-60°C Relative Humidity: 20% -93% Package List: 1 x Front Lock Plate 1 x Rear Lock Plate 1 x Double Tongue Lock 1 x Lock Box 1 x Lock Catch 1 x Screw Bag 1 x Opening Figure 1 x Manual 2 x Mechanical Keys 2 x Access Cards 1 x Set of Mounting Accessories