How Long Will Your Gadget Battery Last?

Use our simple battery lifespan estimator to see how long your device’s battery will either last between charges or before it needs replacement.

Devices like smartphones recharge, while others, like some remote controls, require new batteries.

Estimated Battery Lifespan: 0 Days or 0 Hours

How to Use it?

  1. Select your gadget.
  2. In “Battery Capacity” field, enter your device battery in mAh. If your device has a “3,000mAh” battery, just type “3000.
  3. Enter the number of hours you will use your device.
  4. Click on the “Estimate” Button.

Our tool will show you how many days and hours your gadget battery will last.