Connecting wires to the Raspberry Pi GPIO? The Pi GPIO reference board provides an easy way to make sure you are hooking up the wires correctly.
• Only 0.8mm thick.
• Compatible with Raspberry Pi Rev 1 and Rev 2 GPIO.
• Idiot proof, really! You can’t put it on backwards.
• Also makes a great keychain.
Width = 1.80 inches
Height = 0.75 inches
Thickness = 0.032 inches