Externet
Well-Known Member
They have been available for decades and never paid attention to them...
How do they work ? Seems they are not just transformers, being so compact. Just curious.
Like----> https://www.rei.com/learn/expert-advice/world-electricity-guide.html
How do they work ? Seems they are not just transformers, being so compact. Just curious.
Like----> https://www.rei.com/learn/expert-advice/world-electricity-guide.html