The TTS Pi2Go is a Raspberry Pi controlled robot designed to unleash the power of Raspberry Pi. Raspberry Pi Model B and B+ are compatible and can be controlled using Scratch or Python. As it comes pre-assembled all you need to do is mount your Raspberry Pi and start programming. The transparent case not only protects the components but also allows you to see what is happening as it follows the commands of your on screen programming. The Pi2Go can be controlled and programmed wirelessly using Wifi or programs can be downloaded onto Pi2Go using the USB drive. - WAS £64.97 .