What stands out about this unbranded brand is the clean coil marking, which helps you avoid wiring mistakes during setup.
USB 5V DC7-48V 4CH eWeLink Smart WIFI Switch Universal Wireless Relay Module
You will find that this unbranded relay fits standard sockets, and the metal tabs feel secure and nicely finished.
What stands out about the unbranded brand is the straightforward labeling on the coil and contacts for easy identification.
This unbranded relay comes with a clear plastic cover, so dust stays out and you see the internals easily.
You will find that this unbranded relay is quiet in operation, with minimal hum or buzz during long runs.