xbacklight

xbacklight

TLDR

Get the current screen brightness as a percentage

>_ xbacklight
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Set the screen brightness to 40%

>_ xbacklight -set [40]
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Increase current brightness by 25%

>_ xbacklight -inc [25]
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Decrease current brightness by 75%

>_ xbacklight -dec [75]
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Increase backlight to 100%, over 60 seconds (value given in ms), using 60 steps

>_ xbacklight -set [100] -time [60000] -steps [60]
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free 100$ digital ocean credit