6w MR16 White GX5.3 40K 12V Dim 38° LED Bulb. 30w Equivalent Natural White 4000K Dimmable LED MR16 Bulb. Save up to 80% in your energy bill! This 6w Energy efficient LED outlasts and generates superior quality light in the same intensity as less efficient, obsolete 30w bulbs, at a fraction of the energy cost. It pays for itself in no time!