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Search options not deleted user 89907

For questions generally relating to the area of the home in which cars and other motor vehicles are kept.

4 votes

How does a garage door wall button differentiate between a door open button, and a light but...

You got me curious so I went to check my garage door opener. I have a Genie pro stealth. It shows 3.8vdc at the terminals where the switch(s) goes. …
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