The newly-announced HTC One Max phablet has a battery capacity of 3,300 mAh. You can’t replace the battery with a larger one as the battery is non-removable. What you can do is by getting this specially-made-for-One-Max case from HTC.
Called the HTC Power Flip Case, it’s a cover case that provides protection to the One Max phablet and it doubles up as a battery pack. The Power Flip case comes with a 1,150 mAh battery capacity to further extend the battery life of HTC One Max. Add them up and you should get a total of 4,450mAH battery.
How much does it costs? $90.
