I/OMagic I016B09SLR40

Solar Charger Battery 4000mAh, 3.7V, Lithium-Ion Take your charging on-the-go!
This solar charger is equipped with USB charging ports and a powerful internal battery that stores solar power when you're away from outlets. Charge it up via solar power or USB port to restore some juice to your device! The handy LED power capacity indicator lets you know when the battery is at full capacity or how much charge is left. The built-in USB cables keep it convenient without the need to carry additional cables with you.