Fingerprint Access : Register 10 Fingerprints in this Cabinet Lock || 0.4 second unlocking speed. Wide Range of application: Our smart biometric lock can be widely used in wood furniture, such as wardrobe, drawer, Cabinet and so on. Easy installation. Applicable for Wardrobe thickness from 16 to 28 mm. DIY Installation : This lock is very easy to install, any normal carpenter can install the lock with the help of our installation video also our customer care team will support online thru Calls and Video calls Low Power indication : When battery level goes under 15% lock will give you low power reminder External Power port : if battery drains completely , don't worry , you can give power to the lock externally and unlock your lock with registered fingerprint Safety Tips : We strongly suggest to use Duracell Chota power or Duracell Long Lasting (AAA Alkalines) 3 batteries only for best battery back. 1 Year off-site warranty.