Features: 1Three Way to Unlock: This smart cabinet lock can be unlock by fingerprint or password or card key, which provides you various ways to access the lock. There is also an additional USB key for the metal one as a backup plan just in case the lock does not function properly. Fingerprint and password setup is easy, phone and APP are not needed. 2Support 100 Fingerprints and 1 Password and 1 Card Key: The database can save up to 100 fingerprints. Only one set of numeric passwords can be set, More security, more attention to your privacy. And with a card key to unlock. There is also only one USB key, in case neither of the three methods above can be unlocked in the event of a power failure. 3Power Efficient and Emergency Backup Power: This biometric cabinet lock use 4 AAA batteries (batteries not included) as the only power supply, and battery can be used up to 1 year normally before replacement. There is an USB port on the side of the keypad as an emergency power supply just in case that it runs out of battery suddenly. 4Easy Installation: Our fingerprint cabinet lock is suitable for single door wooden cabinets with a thickness of 0.47 inches to 0.62 inches. If the thickness is smaller than this size, just install it with more thin screws. 5Durable Construction: Made of ABS and zinc alloy for long lasting durability. Ideal for securing drawers, cabinets, and lockers. Battery powered design ensures reliable access control. Specification: Item Type: Fingerprint Cabinet LockProduct Material: ABS, Zinc AlloyUse: Fingerprint Drawer Lock, Dressing Cabinet Lock, Cabinet LockBattery: 4 x AAA Dry Batteries (Shipped Without Batteries)Gross Weight: 182g/6.4ozHow to unlock:1. Swipe the card to recognize the area, see the blue light on and feel the vibration and sound prompts, swipe the card to recognize the success, you can unlock the door.How to unlock when the battery is not charged:1. When the battery is low voltage, unlocking the lock will have a continuous drip sound prompting low voltage.2. When the battery voltage of the lock body is insufficient, the door can be opened by external power supply. Package List: 1 x CabinetLock1 x Stopper1 x ResetPointer1 x WhiteCard12 x Screws3 x Accessories2 x PositioningPaper