OffGrid Solar Backpack
Versatile and spacious solar backpack. The front charging panel is removable and can be attached to nearly any location. Charges handheld electronics. 4 Watts Solar Power and 3,000 mAh battery included.
Power: 4 Watts total peak output at 6 or 12 Volts (selectable depending on charging application)
Charge times: 4-5 hours in the sun will fully charge a typical phone. 1 hour will provide about 3 hours of talk time.