ZKTeco Time Attendance MB-20

ZKTeco MB20 access control has fingerprint / face / RFID and password 4 types of verification mode, 1000 maximum user, high-speed identification less than 1 second, TCP/IP port for internet connection, access port available to control one lock and exit button, optional 5V 1900mAH UPS, standby up to 3 hours. 9 digit user ID, built-in battery, multiple verify mode.