fingerprint access control with built-in back-up battery, access control interface for electric lock, door ... attendance terminal Features:3’’ TFT screen with GUI interface for ease of useBuilt-in backup battery supports approx 4 hours continuous ... , Automatic Status Switch, back-up batteryOptional function: ID/Mifare/HID reader, extensible barcode relay-bell, scheduled-bell, webserver, SOAP, 9digit ...