MFRC522 RFID Module 13.56mhz

MFRC522 RFID Module – 13.56MHz Reader/Writer with Card and Keychain Tag for Arduino, ESP32, and DIY Projects

The MFRC522 RFID Module is a low-cost, easy-to-use RFID reader/writer operating at 13.56MHz. It comes with an RFID card and keychain tag, making it ideal for learning and building access control systems, attendance monitoring, and security projects. Widely supported by Arduino, ESP32, Raspberry Pi, and other microcontrollers.

🔧 Specifications:

• Chipset: NXP MFRC522

• Frequency: 13.56MHz (ISO/IEC 14443 A standard)

• Interface: SPI (default), I2C, UART

• Operating Voltage: 3.3V

• Read Range: 2–5 cm (depends on tag type)

• Dimensions: ~40mm × 60mm

• Includes: 1x MFRC522 Module, 1x RFID Card, 1x RFID Key Tag, 1x Male Header Pins

✅ Features:

• Supports SPI/I2C/UART communication

• Compact and low power consumption

• Comes with test card and key fob for instant use

• Widely supported by Arduino libraries and tutorials

• Ideal for access control and security projects

📦 Applications:

• RFID door lock systems

• Attendance logging systems

• Smart home automation

• DIY security projects

• Arduino & Raspberry Pi learning projects