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Unfortunately, 18V is just a little bit too low for most solar panels which are around 21-22V open circuit.
I was going to write the same thing. 18v is just as useful at 3.3v for me.
Unfortunately, 18V is just a little bit too low for most solar panels which are around 21-22V open circuit.
I was going to write the same thing. 18v is just as useful at 3.3v for me.