This solar charger is a must have. It’s the Most Efficient Solar charger Device on the Market.
Usually, the solar chargers are like gadgets. Like small, not very powerfull, more like a little stuff to play with. This one…. it’s different story. This charger makes more power than any personal solar charger on the market. Up to 20 times more. With optional reflector kit, even more — up to 30 times more. JOOS charges even in the shade or in light rain. The large 5,400mAh replaceable battery pack holds enough energy to charge most smart phones at least 4 times over on one charge.
The Joos Orange personal solar charger is an affordable, durable, and waterproof. The device works in low-light conditions too.
It delivers more than two and a half hours of cell phone talk time for every hour it has been charged and its polycarbonate case has been encapsulated in urethane ensuring that it is rugged enough to be used outside for many years.
Get the PDF with the technical specifications here.
The battery can generate enough power to fully charge six standard cell phones or four smart phones and the unit is expected to retail for less than US$100.
Source: solarjoos