I want to get a 1 channel inching switch to interface with the my garage door opener. I could simply take the two low voltage wires from the button on the wall and run them into the Sonoff. Question is, I was to keep the physical wall button in the loop so dont have to use ewelink only to operate the door. Just not sure if the Sonoff will be able to tell the door was opened/closed via the physical button.
Thomas, I experienced this with the 4Ch Pro in two conditions: