Big things can come in very small packages. The LMR2 LED Module by Cree combines a light source, driver, optics, and primary thermal management in a compact system. The commercial version of the LED module outputs 650 lumens with a color rendering index that exceeds 90, and comes in color temperatures of 2700K, 3000K, 3500K, and 4000K. It can be dimmed down to light levels of 5%. A version of the LMR2 for residential projects is also available. cree.com