【Ultimate Convenience and Security】With up to 10 fingerprints supported and an emergency USB key as backup, you'll never be locked out. Plus, real-time unlocking records and warning display provide added peace of mind | 【Long-lasting Power and Reliability】 Our power-efficient biometric cabinet lock runs on 3 AAA batteries (not included) that can last up to 1 year before replacement. In case of a sudden battery failure, an emergency USB port ensures uninterrupted access. Rest assured knowing your cabinet is always secure and accessible. | 【Built to Protect】 Crafted with a sturdy metal mechanism, our fingerprint cabinet lock offers unparalleled durability and protection. Ideal for gun drawers, important files, liquor or medicine cabinets, the robust locking case ensures the highest level of security for your valuables. | 【Easy Installation, Versatile Fit】 Installing our fingerprint cabinet lock is a breeze. Simply follow the user manual provided. Suitable for single-door wooden cabinets with a thickness of 0.47 inches to 0.62 inches, it can be easily adjusted for thinner screws. Experience convenience without compromise. | 【Dedicated Customer Support】 We are here to assist you every step of the way. Before installation, please review the manual. Should you have any questions or concerns, feel free to reach out to us. Your satisfaction is our top priority.