Seeed Studio Grove-125KHz RFID Reader EM4100 Wireless 113020002

The Grove-125KHz RFID Reader is a module used to read EM4100 RFID card information with two output formats: Uart and Wiegand. It has a sensitivity with maximum 7cm sensing distance.

Selectable output format: Uart or Wiegand.
4Pins Electronic Brick Interface
High Sensitivity
For all Grove users (especially beginners), we provide you guidance PDF documents. Please download and read through Preface - Getting Started and Introduction to Grove before your using of the product.