1-10PCS Modbus RTU DC7-24V 4 Channel Relay Control Switch RS485/TTL UART Module
USD 10.67 USD
Specifications
| Select | 1Piece |
| Brand | Unbranded |
| Type | Relay module |
| Marke | Markenlos |
What stands out about the unbranded brand is that the contact ratings are printed large, so you can read them fast.