mAh, short for milliampere hours, is the unit used to measure the amount of overall battery capacity a cell has. The more mAh the battery is rated at, the longer the battery will maintain its charge. Amperage is the maximum amount of power output the battery cell can...

The battery is a crucial aspect of any e-cigarette. After all, it provides power to the coil, which ultimately produces vapour. The specifics of an e-cigarette battery will also determine the strength of the draw, as well as the volume and density of vapour that’s...