How To Build a Pocket Solar USB Charger

How To Build a Pocket Solar USB Charger

This handy little portable solar charger can provide USB power when your device runs out of juice.

You will need:

– A small solar panel

– A AA battery holder

– 2 rechargeable batteries

– A standard diode

– Some wire

– An Altoids tin

– A small USB emergency charger

– Glue, soldering gun and solder

usb_portable_solar_charger



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