GitHub - nailfarmer/gnome-shell-dim-on-battery-extension: An extension for gnome shell that will change the screen brightness when the machine is running on battery power
![Dimmer is a freeware tool that puts an overlay on the screen to reduce the brightness level - gHacks Tech News Dimmer is a freeware tool that puts an overlay on the screen to reduce the brightness level - gHacks Tech News](https://www.ghacks.net/wp-content/uploads/2020/08/Dimmer-is-a-freeware-tool-that-puts-an-overlay-on-the-screen-to-reduce-the-brightness-level.jpg)
Dimmer is a freeware tool that puts an overlay on the screen to reduce the brightness level - gHacks Tech News
![DEWENWILS LED Dimmer Switch, with LED Light Bulb Set, Full Range Slide Control, 6.6 ft Extension Cord, UL Listed - - Amazon.com DEWENWILS LED Dimmer Switch, with LED Light Bulb Set, Full Range Slide Control, 6.6 ft Extension Cord, UL Listed - - Amazon.com](https://m.media-amazon.com/images/I/61XrnyBrxFL.jpg)