Upgrade your HDMIPi with this replacement back layer and longer micro USB cable.
This back plate has the cut outs especially for the B+ and Raspberry Pi 2 B models, just replace your back layer with this and use the included micro USB cable to hook your Pi up to the HDMIPi power out.
1x Replacement back layer
1x 6cm USB to MicroUSB adaptor
4x Raspberry B+/Pi 2 Mounting screws
Before you order, this kit is only compatible with the following layers, so please check your layers 3 and 4 match the following before ordering: