inputs.text: best purchase long time - would awesome built thunderbolt cable usb ports device make versatile charge device charged using type usb cable thing charge iphone 5s 10 percent 100 4 times without charge come handy numerous amounts times often use car instead car charger car charger extrehemely slowif travel lot airports often perfect device super light adds literally no bulk luggage prevent go outlet hunt great keep earthquake ehemergency safety bag