4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler
| Country | USA |
| Brand | shernbao |
| Manufacturer | SHERNBAO |
| Binding | Misc. |
| ItemPartNumber | FDS-01 |
| Model | FDS-01 |
| Warranty | 1 |
| Color | white |
| UPCs | 734010636255 |
| EANs | 0734010636255 |
| ReleaseDate | 0000-00-00 |