While all this is true, and they can work “great”, be aware that the cheap Songle relays in these things are known to go bad.
I had one that started chattering after about a year of use. And would open/close my GDO unexpectedly.
Here’s that thread:
While all this is true, and they can work “great”, be aware that the cheap Songle relays in these things are known to go bad.
I had one that started chattering after about a year of use. And would open/close my GDO unexpectedly.
Here’s that thread: