Updated 6 in 1 Professional Kit for Raspberry Pi 2 B and Raspberry Pi B+,black Sliced 9 Layers Case Box + Cooling Fan + Free Driver Wifi Wireless Mini USB Adapter + USB Bluetooth 4.0 Dongle Adapter,micro USB Cable with Turn/on Switch,cooling Fan ,Heatsinks Raspberry Pi Sliced 9 Layers Case Box is compatible Raspberry Pi 2 Model B and Raspberry Pi Model B+ and it Brand New and high quality, it is made of 9 individual layers and held together with 4 nylon bolts, so it requires no tools for easy assembly and disassembly.This case reserved fan port,so it could works better with cooling fan and aluminum heatsinks Micro USB cable with turn on/off switch ,so it is very convenient No need to pull the cable to restart or reboot your PI, just press the button to turn your Pi on and off USB Adapter have a Mini-Sized Design, Wifi Sharing Mode, free driver, and Support your Raspberry Pi B+, It up to 150Mbps wireless data rates ideal for download the program code or do something you want on the network. This USB Bluetooth 4.0 Dongle Adapter with high speed transfer rate ,simple pairing features, it let your Raspberry Pi 2/B+ own bluetooth function, a simple solution to enable your device connect with smartphone, tablet or other Bluetooth device. transfer rate up to 3Mbps.