Description:Me shield for Raspberry Pi is attached on the Raspberry Pi to give Me Baseboard or Makeblock Orion access with hardware serial communication.?Features?? No soldering needed and ready to use Support Python programming Compatible with Model A,B, B+ With a RJ25 connector for Me Baseboard or Makeblock Orion Come with header, without occupying GPIO pins Specification:Dimension: 45 x 35 x 27 mm (Length x Width x Height)User Guide:Getting started?http://learn.makeblock.cc/s4rpi/