Fingerprint Bluetooth Lock - app and fingerprint are the keys, no need to worry about losing mechanical keys and forgetting passwords. The fingerprint lock supports 20 fingerprints and 1 administrator + 500 + ordinary user accounts, and can be unlocked quickly in 0.2 seconds. Remotely authorize family, friends or other users to unlock permissions through the app. The supports fingerprint removal and unlock time recording, which is smart and safe. High-quality and - adopting zinc alloy lock tongue and lock body, the lock is sturdy and , anti-crack and anti-pry. Unlock with your finger or APP, the cabinet lock automatically unlock and lock, no manual rotation is required, and it is easy to use. Long standby time and USB-C charging - the fingerprint lock with battery indicator has low power consumption and long standby time. The security lock can be used for 6 months and can be unlocked about 2000 times after being fully . When the battery is out of power, just connect the USB power supply or use a portable mobile power bank to charge it. Wide range of uses - cabinet locks can be widely used in furniture, wardrobes, drawers, cabinets, storage boxes, double doors, desks, mailboxes, etc. User group management - supports three-level user management. Through the esmartlock App, administrators can authorize multiple users to unlock permissions, set unlock schedules, unlock times, view unlock records, etc. Colour:As Shown Material:Zinc alloy Package Contents: 1 * Bluetooth smart security lock 1 * USB charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.