Waveshare Raspberry Pi Stack HAT I/O Expansion Shield with 5 Sets 2x20 Connector Stacks Up to HATs At Once

Standard Raspberry Pi connectivity, directly pluggable OR through ribbon cable 5 sets of 2x20 pinheaders, connect multi HATs together USB external power port, provides enough power supply for multi HATs; Clear and descriptive pin labels for easy use. Reserved jumper pads on the bottom side, pin connections are changeable by soldering, to avoid pin conflicts Note: make sure there are no any pin conflicts between the HATs you want to use together before connecting.