POWER-POND 14 Watt 2.5A Dual Basic (2x USB out) Solar charger for mobile phones, tablets, smart phones Bluetooth Speaker, GPS, Navigation System, external battery packs | Power Banks eBook Reader and more water resistant with intelligent Regelelktronik (Electronics)
I ordered the 14W solar charger, since mine is on multi-day trekking tours often run out of juice for's smartphone / tablet. Just when you want to navigate / photograph with mobile devices, the battery is quickly running out. The solar charger offere