Fighting iPhone Battery Life Blues

At least one iPhone model has some units with a defective power cell, but other factors like age and temperature can make the battery conk out.At least one iPhone model has some units with a defective power cell, but other factors like age and temperature can make the battery conk out. The New York Times At least one iPhone model has some units with a defective power cell, but other factors like age and temperature can make the battery conk out. http://ift.tt/2jhYwC3 At least one iPhone model has some units with a defective power cell, but other factors like age and temperature can make the battery conk out.
By J. D. BIERSDORFER from NYT Technology http://ift.tt/2jhYwC3
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