Product Details:
 
Battery Safeguard : Includes both overcharge and short-circuit protections to keep you and the charger safe.
Hanger with Compass : enable you to charge it through solar by hanging it on the package when hiking.
Dustproof and Shock Protection : Idea for camping or hikes to ensure the charger isn't damaged so you can continue to enjoy solar charging. 10000mAH large battery capacity with two USB ports can charge two devices at the same time at 2.1A max.