# light

> Control the backlight of your screen.
> More information: <https://manned.org/light>.

- Get the current backlight value in percent:

`light`

- Set the backlight value to 50 percent:

`light -S {{50}}`

- Reduce 20 percent from the current backlight value:

`light -U {{20}}`

- Add 20 percent to the current backlight value:

`light -A {{20}}`
