A variety of light sources to include in your design is offered in pCon.planner. Open the Room Elements dialog by clicking the arrow (marked in green) in the Room Elements group, Start tab. To open the same dialog as free floating dialog, click the Room Elements icon (). The category comprises the different types indicated by the icons in the screenshot on the left.
There is a Lighting objects item in the Layer filter which enables you to hide or unhide in your design the symbols for the light sources you have used.