4pcs DC 5V Relay Module 1 Channel Optocoupler Isolation
USD 10.90 USD
Specifications
| Brand | AEDIKO |
| Type | RelayModule |
| Model | None |
| Product | RelayModule |
| Country Of Origin | USA |
A nice touch is the straightforward model 301-1C-C-R1 U01 12VDC on the case.