2 pcs 5V 2 Channel DC 5V Relay Module with Optocoupler High/Low Level Trigger Expansion Board
| Country | USA |
| Brand | QuickStudy |
| Manufacturer | QuickStudy Reference Guides |
| Binding | Pamphlet |
| ItemPartNumber | 9781423231127 |
| ReleaseDate | 2023-05-01 |
| UnitCount | 1 |
| UPCs | 654614031129 |
| EANs | 9781423231127 |