How to Calculate Battery Life?
Battery Life calculator uses battery_life = capacity*60/consumption to calculate the Battery Life, Battery Life estimates how long a battery will last, based on nominal battery capacity and the average current that a load is drawing from it. Battery capacity is typically measured in Amp-hours (Ah) or milliamp-hours (mAh), although Watt-hours (Wh) is occasionally used. Battery Life and is denoted by BL symbol.
How to calculate Battery Life using this online calculator? To use this online calculator for Battery Life, enter capacity (C) and consumption (C) and hit the calculate button. Here is how the Battery Life calculation can be explained with given input values -> 20 = 200*60/10.