Fingerprint Cabinet Lock – APP Control Semiconductor Biometric Lock with Multiple Unlocking Methods, Locker Lock for Home and Office

[Multifunctional]: This smart fingerprint cabinet lock supports 20 fingerprints and 1 emergency USB flash drive, records time and number of times you unlocked the door, you can see who opened the door and when you opened it in the app so you don’t have to worry about it.
[Multiple Unlocking Methods]: This fingerprint drawer lock offers multiple unlocking methods, either via fingerprint or Bluetooth app, and an additional metal USB key as a backup plan in case of lock failure. Setting up the fingerprint and passcode is very easy, instructions are provided in the user guide, no cell phone or app is required.
[Emergency Backup Power]: This fingerprint cabinet lock uses 3 AAA batteries (not included) as its only power source, and the batteries will last up to 1 year before being replaced. There is a USB port on the side of the keypad that can be used as an emergency power source in case the batteries suddenly run out.