During the course of developing the Corsair Voyager Air, battery life was an area of great focus for us. We decided to put a very large capacity battery into the Voyager Air so that mobile users could get the most out of their devices under a variety of usage scenarios. The battery we chose is rated at 6200mAh or milliamp hours.
Here’s one of my early prototypes. You can clearly see the battery sitting on top of the HDD.