Quote:
Originally Posted by Mo_Mike
Just guessing here, but "sensor" could be for temperature sensor for batteries. "Buzzer" could be for a "low voltage alert". I have been looking at solar charging units and some of the ones I have been researching have these "features"
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Thank you for your diligence. I would hope this helps me to narrow things down. The disturbing part is, based on visible evidence and days of searching, I have no recourse to find who made this and why. Usually numbers and names on circuit boards give clues - not the case here.