Solar charging may not be a new idea, but this product is really convenient.
The Ray solar charger, designed and developed by the Quirky community.
Features:
2.5″ x 2.5″ x 3″
Battery storage is sufficient to fully charge a cell phone even at night as well
Universal USB port
Flexible suction cup can be placed on any glass surface
Bracket can make it stable in any case to allow it optimal access to sunlight
LED indicator shows battery status