1 set RPi GPIO Expansion Board & 1 pcs Case Shell Box Specifically designed for Raspberry pi 3B,Raspberry pi 2B,Raspberry pi 1B+, Raspberry pi 1A+,Raspberry pi zero W, Raspberry pi zero Can break out all those tasty power, GPIO, I2C and SPI pins from the 40-pin header onto a solderless breadboard Each order comes with a 40 pin ribbon cable and assembled T Type Plus GPIO Expansion Board. You can plug the 40-pin GPIO cable between the Pi computer and the T Type Plus GPIO expansion board This GPIO expansion board is in a fancy T-shape, which is not as compact, but is a little easier to read the labels. This is the assembled version. Material:ABS colour:black & red 1. Newest ABS case for Raspberry Pi 4 Model B. 2. Full access to all for Raspberry Pi 4 ports, such as GPIO port, Micro-HDMI port, USB port, SD CARD slot. 3. With fashion appearance, it won't block the WiFi and Bluetooth signal. 4. Specifically comes with cooling fan and aluminum heat sink, keep your Pi 4 cooling. Note: Only the case shell does not contain other display content Package Contents: 1 x GPIO 40P Breakout Board For Raspberry Pi 2 Mode B & B+ 1 x 20cm FC40 40pin Flat Rainbow Ribbon Cable 1 x Protective Case Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.