Description: Opposite Door Fingerprint Lock: This fingerprint cabinet lock kit can be widely used in cabinets, drawers, storage boxes and more farewell keys. Personal Protection Lock: It can protect your privacy. It also increases your child's safety at home and prevents your child or child from opening drawers or cupboard doors at will. Advanced unique biometric fingerprint technology provides better response and sensitivity, three months of life on a single charge, and a sleek design. Store and recognize up to 20 fingerprints, easy to set up; low battery reminder, USB charging is more convenient. Multifunctional: Use this combination lock as a file cabinet lock, drawer lock, mailbox lock, locker lock, safe lock, wine cabinet lock, office cabinet lock and more. Specification: Material: Zinc Alloy Size: Approx. Diameter 34mm/1.34inch Length 20mm Screw Thread: Suitable for boards below 17mm/0.63inch Length 30mm Screw Thread: : Suitable for boards below 28mm/1.10inch Hole Size: 19mm/ 0.75inch Package Includes: 1 Piece Fingerprint Lock 1 Piece USB Cable 1 Piece Manual Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!