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The RC522 RFID Module operates at 13.56MHz and supports I2C communication, making it compatible with popular microcontrollers like Arduino, ESP32, and Raspberry Pi. It features three automatic reading modes for flexible data acquisition, low power consumption, and a compact design ideal for space-limited projects. Included are a Ph2.0 to Dupont cable and a blank white card, backed by a 2-year manufacturer warranty.






















| ASIN | B0G2L7LQD7 |
| Best Sellers Rank | #1,678 in Single Board Computers (Computers & Accessories) |
| Brand | NULLLAB |
| Built-In Media | 1 x RFID Module |
| Compatible Devices | Arduino, ESP32, Raspberry Pi |
| Connectivity Technology | I2C, Ph2.0 |
| Customer Reviews | 5.0 out of 5 stars 2 Reviews |
| Included Components | 1 x RFID Module |
| Manufacturer | Kongxiang Laboratory Technology (Shenzhen) Co., LTD |
| Number of Items | 1 |
| UPC | 716842604770 |
| Unit Count | 1 Count |
| Warranty Description | 2 Year Manufacturer |
J**S
Works great
Works great. Specified 5V in but tested with 3.3V, the built in LDO does not interfere with 3.3V setups. I used MFRC522_I2C library (just needed assign a dummy pin for resetPowerDownPin in the constructor since it’s not exposed on this board)
Trustpilot
1 month ago
3 weeks ago