It is an absolutely affordable wifi garage door opener that can be triggered to open or close the garage door through your smartphone instead of leaving your car.
Sosonoff wifi switch for garage door.
Sonoff wifi relay wireless smart switch relay module for smart home 5v 32v applied to access control turn on pc garage door 5v 32v.
Speaking of which a smart garage door will occur in your brain.
Sunfounder wifi relay usb dc 5v relay module smart home wireless switch controller with app ba applied to access control turn on pc garage door learning program 4 5 out of 5 stars 65 12 88 12.
My garage door like most has a low voltage pair of connectors that run to a button on the wall and when connected with a button press opens or closes the door this is what i needed to make the sonoff do.