What stands out about the unbranded brand is the straightforward labeling on the coil and contacts for easy identification.
5V 12V 1/2 Channel Relay Module For PI ARM AVR DSP PIC Optocoupler Protection
This unit has remote control, which makes handling equipment less of a chore when you are relaxing nearby like that remote control is included, a nice touch for late night toggles without fumbling in the dark.