# backlight_control
> Control a linux machine's backlight using percentage values.
> More information: <https://github.com/Hendrikto/backlight_control>.
- Increase/decrease the backlight by a specific percent count:
`backlight_control {{+|-}}{{5}}`
- Set the backlight strength to a specific percent count:
`backlight_control {{90}}`
- Display help:
`backlight_control`