Stronger Lights - 2-by-2 and 3-by-3 tiles wide Based on the base game
Research the tech and make the recipes!
Stronger lamps are cool (and much needed for big Factorio projects)!
Copy the mode .zip archive to your %APPDATA%\Roaming\Factorio\mods or $APPDATA/Roaming/Factorio/mods
You're on your own here!
Creative Commons 4.0 license