Feature: 1. A variety of door opening modes are available, fingerprints, IC cards, passwords, and mechanical keys can be used to unlock, which strengthens the security level of the door lock. 2. Advanced fingerprint recognition(≤0.1% false rejection rate, ≤0.0001% false accept rate), fingerprint storage quantity can up to 110, non‑contact card swiping, more convenient and safer! 3. The addition and deletion of fingerprints and passwords is managed based on the unlocking number. The corresponding number can be fingerprints, passwords, or IC cards. 4. Support intelligent voice instructions, human-computer interaction, humanized operation, user addition and deletion adopt number-based management. 5. With power-on self-check, intelligent identification function module, support combination unlocking, dual functions, make the door lock safer. 6. Support USB emergency power supply, effectively avoid the embarrassment of forgetting to change the battery which caused you can not open the door. 7. High‑quality components ensure stable and reliable quality. Support password anti‑peep function, suitable for security protection and modern management of residences, offices, and smart communities. 8. The door lock modules are all subjected to waterproof, moisture‑proof, mildew‑proof treatment, has passed high and low temperature, vibration, aging and other tests to adapt to harsh environments. Specification: Item Type: Smart Door Lock Material: Zinc AlloyUnlock Method: Fingerprint, IC Card, Password, Mechanical KeyPower Supply: 4.5V-6.5V (4Pcs AAA Dry Batteries)(Not Included)Typical Static Current: <50ua (battery life can exceed one year) Working Current: ≤180 mAh (Strong Driving Ability) Number of Administrators: 9 Sets Number of Fingerprints: 110Pcs Fingerprint + Password + Card: 300 Groups Resolution: 500DPI Rejection Rate: ≤0.1% False Acceptance Rate: ≤0.0001% Card Type: 13.56MHz, IC Card Emergency Power Supply: 5VDC Password Length: 6-8 Digits Virtual Password: 16 Digits Low Voltage Alarm Voltage: 4.8±0.2V Unlocking Time: ≤1s Applicable Door Thickness: Approx. 38-55mm/1.5-2.2in Working Temperature: -25℃-60℃ Relative Humidity: 20%-90% How to Use:1. Install 4Pcs AAA batteries(not included), connect the front lock plate and the rear lock plate through cables 2. Set password and enter fingerprint 3. Use fingerprint, password, IC card to unlock. Package List: 1 x Front Lock Plate1 x Rear Lock Plate1 x Double Bolt Lock Body1 x Lock Box1 x Lock Catch1 x Manual 2 x Mechanical Key2 x Access Control Card1 x Pack of Installation Accessories