Battery Life Calculator

Battery life and size calculator

Battery size calculator
battery size calculator

Battery life and size calculator, estimate the capacity of a battery as well as how long it can power a circuit for with this free calculator

Estimate the life of a battery for a given circuit

Battery Capacity mAh
Circuit Current mA
Battery Life Hours (Maximum)
Battery Life Hours (Likely)

For example:

Estimate the required capacity of a battery

Battery Life Hours (Maximum)
Circuit Current mA
Battery capacity mAh (Minimum)
Battery capacity mAh (Likely)