MFR120 is a Mini portable battery-powered MifareR/Felica UID reader with LCD and built-in real time clock for data collection applications. MFR120 is designed for MifareR/Felica card data collection anytime and anywhere without computer connectivity. How does MFR120 work? The data is read from MFR120 MifareR/Felica UID reader and shown on the display and kept into the memory with time stamp and downloaded to the computer.