1. Easy unlocking and Press open. and it is simple to operate.2. Fingerprint collector uses semiconductor live fingerprint sensor, high security.3. time you unlock it, you will continue to the pass rate through fingerprint stitching and recognition self-learning algorithms.4. Speed identification, quick unlock, and it is efficient and convenient.5. USB charging interface, it can be with an for android data cable and mobile power bank.Item Type: LockUnlocking Mode: Pure FingerprintFingerprint Capacity: 20Power Type: Lithium Battery (Built-In)Duration: 180 of Continuous Use after Charging for 2 Hours, Unlocking Ten a DayApplicable Door Thickness: Less than or to 10mm/0.3incolour:Silvermaterial:metalsize:34x34mm Package Contents:1x Fingerprint lock1xData cableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.