So, im trying to put a light in source like this one:
http://image.made-in-china.com/2f0j00ICWQmalrhykH/3W-LED-Ceil-Light-LED-Ceiling-Lamp-Lighting-Lights-SGL-CL-3W-01-.jpg you know the ones going into the wall.

Is there a good "ceil" light model in source and how should the light and model entities be setup for accurate light rendering ?