Description The Downgrade module is specifically designed for RaspberryPi Module B+. As we know the Module B+ has more GPIO that resulting in some of the original for accessories that may not be used on Module B+. So, the Downgrade module can make the accessories for Module B used on Module B+. Features Power LED on board Compatible with Raspberry Pi A+, B+/2. Port Raspberry Pi Module B+ connection port Raspberry Pi Module B connection port Extension GPIO port Typical Application Education DIY Production For any technical support or suggestion, please kindly go to our forum.