Arduino NFC Shield RFID RC522

The NFC Shield features a transceiver module, MFRC52, which handles wireless communication at 13.56MHz, this means that you can read and write a 13.56MHz tag with this shield. It also lead out the UART interface which can be connect with Serial Bluetooth module or Serial Wifi module, Serial MP3 Player module and D3 / D4 port that can connect to I2C OLED module. Features - Standard shield interface, perfectly compatible with Arduino UNO / MEGA2560 . - Very easy to use with the libary for Arduino: RFIDMaster. - Operating voltage: 4.5~5.2V - Interface logic level: Onboard level converter chip, compatible with 3.3V / 5V - Operating current : 13-26mA - Idle current : 10-13mA - Sleep current: lt;80uA - Peak current: lt;50m - Operating Frequency: 13.56MHz - Supported card types: S50, S70, Pro, DESFire - Data transfer rate: maximum 10Mbit/s isi paket : 1 x Board RFID Shield 1 x cain key