New iPhone Air 2 battery and camera details leak

New details are emerging about the iPhone Air 2's expected camera and battery upgrades, adding specificity to earlier reporting on Apple's next ultra-thin device.Bloomberg's Mark Gurman first reported in June that Apple plans to add a second rear camera lens to the iPhone Air 2 and improve its battery life. The original iPhone Air launched with just a single 48-megapixel lens, and Gurman's report indicated the additional lens would be ultrawide rather than telephoto.SEE ALSO:Samsung to take on t