FeatherWing relay board for switching lamps, fans, solenoids, and small appliances from any Feather board, with a selectable relay-control GPIO jumper and 3-pin 5.08 mm relay output terminal block.
| Pin | Type |
|---|---|
| FeatherWing headers | Unknown |
| Relay control jumper | GPIO |
| NO | Unknown |
| COM | Unknown |
| NC | Control |
| RST button | Control |
| 3.3V rail draw | Power |
Shield
Verify supply voltage and logic levels before powering up.
About 270 add-ons across Pi HATs, Arduino shields, and FeatherWings. The same function — motor control, PoE, display — usually ships once per host connector family. Get the host board right first.
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