# powertop

> Optimize battery power usage.
> More information: <https://github.com/fenrus75/powertop>.

- Calibrate power usage measurements:

`sudo powertop --calibrate`

- Generate HTML power usage report in the current directory:

`sudo powertop --html={{power_report.html}}`

- Tune to optimal settings:

`sudo powertop --auto-tune`

- Generate a report for a specified number of seconds (instead of 20 by default):

`sudo powertop --time={{5}}`