RFID reader/writer supports
For Arduino compatible, plug in and play with our shield
Built in PCB Antenna, with 4cm~6cm communication distance
On-board level shifter, Standard 5V TTL for I2C and UART, 3.3V TTL SPI
RFID reader/writer supports:?Mifare 1k, 4k, Ultralight, and DesFire cardsISO/IEC 14443-4 cards such as CD97BX, CD light, Desfire, P5CN072 (SMX)

Technical Details

Size (LWH): 4.3 inches, 3.1 inches, 0.6 inches
Product Details
Product Dimensions: 4.3 x 3.1 x 0.6 inches
Shipping Weight: 0.05 pounds (View shipping rates and policies)
ASIN : B014SOH1U0