The next superstorm could strike anytime. If you're concerned about having electricity, the MetAir Solstice packs a whopping 55,000 mAh of power.
This portable charger from QuantumSphere has power equivalent to 115 D-cell batteries under a 2 amp load.
It's being billed on a Kickstarter campaign as the world's most powerful portable device charger. … Read more