It integrates 4-channel 5V relay module, and is fully compatible with R3 control board.
The 4-channel relay module shield is active at HIGH level.







| Condition | new |
|---|---|
| Asin | B07B2FTZD1 |
| Category | Electronics |
| Subcategory | Single Board Computers |
| Leafcategory | PC Accessory |
| MPN | ks0251 |
| Connector Type | Through Hole |
| Origin | USA |
| Brandname | KEYESTUDIO |
| Height | 0.91 |
| Length | 2.72 |
| Width | 2.09 |
| Weight | 1 |