This 2x20 flat ribbon-cable fits the GPIO headers on the Raspberry Pi 3, 2, and B+ so you can easily connect to the low-level peripherals and get hacking! This cable has 0.1"-spaced connectors and is keyed for polarity.
Features
Product Name: Flat Ribbon Cable
Connector Type: Female IDC Connectors
Withstand Voltage: 300V
Temperature: 105C
Pin Number: 40 Pin
Pin Pitch: 2.54mm
Wire Range: 28AWG
Length: 20cm / 8"
Width: 51mm / 2"
Materials: Plastic
Net Weight: 54g