1Silent door lock, equipped with pure copper lock core, can be set to normally open mode, in and out at any time. 2With USB charging port and emergency key unlocking method, to provide you with double security. 3Using biometric fingerprint recognition technology, fingerprints can be read 360 degrees within 0.5s, ensuring onetouch unlocking effect. 4Intelligent fingerprint door locks, which can perfectly suitable for wooden doors, houses, apartments, offices, etc. 5Simple and stylish appearance, good sealing, waterproof and high temperature, suitable for home decoration styles. Condition: 100% Item Type: Door Lock Material: Zinc Alloy + Pure Copper Lock Core Battery Parameters: 4 x 1.5VAAA Battery (Battery Not Included) Function: Fingerprint + Key Fingerprint Capacity: 30 Groups Administrator Fingerprint: The First 3 Groups Collector: Semiconductor Acquisition Module Fingerprint Collection Time: 0.5 Seconds Features: With USB Emergency Charging Port USB: For Android USB Cable (Not Included) Application: Wooden Doors, Office Doors, Apartment Doors, etc. Weight: Approx. 942g / 33.2oz Product Size: Approx. 145x65mm / 5.7x2.6in Bolt Size 1: Approx. 81x60x58mm / 3.2x2.4x2.3in Bolt Size 2: Approx. 26x22x15mm / 1.0x0.9x0.6in } 2 x Handle (Battery Not Included)1 x Bolt2 x Door Buckle Plate4 x Screw1 Bag x Accessory (11Pcs)1 x English Manual1.Please allow 01 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3.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.