Feature: 1. Advanced fingerprint recognition, card and password as the key to open the door, and has a variety of door opening modes to choose from, more flexible, convenient and safe. 2. Support fingerprint, IC card, password and mechanical key to open the door. 3. Provide a variety of door opening modes to improve the security of door locks. 4. The whole process has intelligent voice navigation and is easy to operate. 5. The user addition and deletion function adopts a number-based management method and has an anti-peeping password function. 6. When unlocking with a password, you can add multiple incorrect passwords before / after entering the correct password and press # to confirm the lock. (The anti-peep function can input up to 16 digits.) 7. Power-on self-test, intelligent identification function module, quick matching function, such as fingerprint + password or card + password, etc. 8. The door lock module is waterproof, moisture-proof and mildew-proof, and its quality is stable and reliable. 9. Through high and low temperature test, vibration, aging, etc., to adapt to harsh environments. 10. The artificial intelligence learning algorithm optimizes the recognition rate for special situations such as the elderly, children, wet and dry, and incomplete fingerprints. 11. 4pcs AA batteries (not included) power supply, long-lasting battery life. With USB charging port, support emergency charging. 12. Suitable for left and right door opening, you can adjust the door opening direction. Specification: Condition: 100% Brand New Item Type: Security Lock Material: Zinc Alloy Color: As Pictures Shown Acquisition Instrument: Semiconductor acquisition module Unlocking Method: Fingerprint, password, IC card, mechanical key Power Supply: 6V (not included 4 x AA batteries) Typical Quiescent Current: <50uA (battery life can exceed one year) Working Current: <180mA (strong driving ability) Number of Fingerprints: 110 Number of Administrators: 10 groups Fingerprint + Password + Card Capacity: 269 groups Emergency Power Supply: 5VDC Low Battery Alarm: 4.8 ± 0.2V Virtual Password: 16 digits Password Length: 4-8 digits FRR: ≤0.1% FAR: ≤0.0001% Induction Time: ≤0.5s Power Supply: 4 x AA batteries (not included) Working Temperature: -25°C-60°C Relative Humidity: 20% -90%. Package List: 1 x Front Lock Plate1 x Rear Lock Plate1 x Double Tongue Lock2 x IC Card2 x Key1 x Set of Mounting Accessories1 x Lock Box1 x Lock Catch1 x Screw Bag1 x Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.