Cost per Charge Cycle Calculator

Each charge wears the pack a little. What does that cost?

Cycle life depends on how hard and hot the pack works. Everything is worked out in your browser. Nothing is saved or sent anywhere.

1. Pack

The nominal voltage on the label.

2. Electricity

3. Results

How it was worked out

    What this does and doesn't tell you

    • Partial charges count as part of a cycle.
    • Lithium-ion tool packs can short, overheat and catch fire if they're damaged, wired wrongly or charged on the wrong charger. Only use the maker's charger for the pack.
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