iPhone Air 2 battery expected to hit 30 hours of use from a single charge

The iPhone Air 2 is rumored to last longer than the original thanks to a much larger battery, fixing one of the biggest flaws of the super-thin smartphone. The current-gen iPhone Air The iPhone Air was a device of compromise , with its thin frame made possible by some size-cutting specification choices. For the second-gen model, Apple is apparently seeking to right one of the perceived wrongs.