What stands out about this option is the G8HE-1C7T-R1-DC12 code printed on the side.
Delay Relay Module, QFRD21 DC 4.5V6V 0.2s300Minutes 4 Time Ranges Exc…
With the RS-1M, you get clean switching for low power tasks noise.
What stands out about this model is the clear pinout on the 70S2-03-C-25-S.
With general purpose relays, the Miniduino brand gives me confidence in each connection without any fuss.