Quote:
Originally Posted by OffGridKindaGuy
A similar unit is already being made in China. Dual voltage too!
Buy 14W 18V Dual Output Waterproof Outdoor Foldable Folding Solar Panel Charger External 12V + 5V USB output from Reliable charger for 18650 battery suppliers on Ningbo Star Solar Co.,Ltd | Alibaba Group[/url]
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Not sure it'd be as tough and it's mainly water resistant whereas this one looks pretty much waterproof...and bowling ball proof.