We manufacturer solar powered cell phone charging stations. Probably bigger than you need, but each unit has the capability to charge 4 phones at once and a battery for use at night, which holds enough to charge 20-30 cellphones, depending on how discharged they are.
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James
The pessimist complains about the wind; the optimist expects it to change; the engineer adjusts the sails.- William Arthur Ward (1921-1994)
Red-beard for President, 2020
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