Super Mini Fingerprint Lock for Drawer Cabinet Wardrobe Round Smart Electric Anti Theft Safe Security Fingerprint Door Lock

Single package included: 1*Fingerprint lock 1*Cylinder parts 1*Screws How to use it? Register fingerprint: Shortly press Register key come music and panel light,press fingerprint on sensor twice, music means register ok,can register next one. Delete fingerprint:Long press Register key,music come with one long "di---" means delete all fingerprints back to factory setting; any fingerprint can open lock. Correct usage: Finger must touch the panel,then lock can check fingerprint unlock,will auto close after 5s. Note: Default factory settings,pls register fingerprint after install it! Emergency power port:DC5V Android Micro USB. Panel:Fingerprint sensor image arround is sensor area,each time checking fingerprint, finger must touch the panel!