Fingerprint sanner, lock and system provide high security and multi-function for people and obtain certification of UL and CE. Fingerprint sanner, Fingerprint door lock and system provide high security and multi-function for people and obtain certification of UL and CE.Security Door lockShepherd 200/Shepherd 260/BD500Size of fingerprint scanning window: 12mm×16mm/18mm×22mmSensor: CMOS optical ...