The RFID RC522 Module Kit is a 13.56MHz contactless RFID reader/writer designed for easy integration with microcontrollers like Arduino, Raspberry Pi, ESP32, and ESP8266. This versatile kit enables secure and efficient identification and access control applications such as smart door locks, attendance systems, inventory tracking, and authentication projects.

The RC522 chip offers high-speed communication through the SPI, I²C, or UART interface, ensuring compatibility across a wide range of hardware platforms. With its compact PCB design and included key fob and card, this kit provides everything needed to get started with RFID technology.

Key Features:

• Operates at 13.56MHz frequency (ISO 14443A standard)

• Compatible with Arduino, Raspberry Pi, ESP8266, ESP32, STM32, and more

• Low power consumption and high data transmission rate

• Supports SPI, I²C, and UART communication interfaces

• Includes RFID key fob and white access card

• Reading range: up to 5cm (depending on antenna and tag)

• Ideal for access control, attendance logging, and IoT automation projects