DFRobot IO Expansion Hat for Raspberry Pi 3/4/400

• DFRobot IO Expansion Hat for Raspberry Pi 3/4/400
• Offers complete and detailed pin comparison silkscreen
• Provides anti-reverse plug-in horn socket design
• Dedicated 40PIN double-row cable
• Compatible with Pi 3, Pi 4, Pi 400
• IO Port Working Voltage: 3.3 V

The DFRobot IO Expansion Hat for Raspberry Pi 3/4/400 specially developed for Raspberry Pi is perfectly compatible with Pi 3, Pi 4, and Pi 400.

All IO ports of Raspberry Pi are led out one by one. Most importantly, the hat provides 40PIN comparison silkscreens that contain detailed BCM code and WPI code information, which saves the trouble of frequently checking pin comparison table when programming with Pi.