digital lock fingerprint lock Control panels, circuit board password lock Electronic, didgital, keypin, card swipe, biometric ... , digital lock fingerprint lock Control panels, circuit board password lock,Electronic, didgital, keypin, card swipe, biometric, locks ... seconds (1:1000, the mean)host computer interface: UART (TTL logic level) or USB1. 1 Communications baud rate (UART): (9600 ...