Battery Capacity (mAh)
Calculate Battery Capacity (mAh) instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.
Battery Capacity (mAh)
LoadmA
Hours of useh
Battery capacity
1,000mAh
More about: Battery Capacity (mAh)
What it calculates
The “Battery Capacity (mAh)” calculator computes Battery capacity in mAh from 2 parameters: load (mA), hours of use (h).
A standard physics formula used in educational and engineering tasks.
Example calculation
With parameters Load = 100 mA, Hours of use = 10 h the result is 1,000 mAh.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.