... electric lock, door sensor, exit button. Fingerprint access control and time attendance terminalFeatures:3’’ TFT screen with GUI interface ... button, alarm, door bellStandard functions: workcode, SMS, DLST, Self-Service Query, Automatic Status Switch, back-up batteryOptional function: ID ... , SOAP, 9digit user ID, Wi-Fi, GPRS. fingerprint access control and time attendance with built-in back-up battery