Solar Units:
Modified for use with : The Spiritex Solar Powered Street Cart
Cart Location: Google Maps Link
Use:
3 solar units power 8 LED spot lights for product display, 8 green LEDs illuminating the ground underneath the street cart, and charge an iphone used for processing credit cards.
Materials:
Wood enclosure, 6v 2w solar panel, 4v / 2700 mAH battery, Custom voltage regulator.