- Reach level 46, open the Technology menu and unlock Large Mounted Lamp for 2 Technology points.
- Collect what you need:
- Open the Build menu (B on PC), go to the Lighting tab, then Placeables, and pick Large Mounted Lamp. Place it inside your base.
- Building it takes 30,000 work. Pals with Handiwork help you build faster.
Needs electricity: uses 20 power. Build a Power Generator and give it an Electric Pal.