With a recessed base, the of 15W available in 3000K and 5000K color temperatures helps beam angle adjustment (the beam angle being 100-degree) like the movement of an eyeball a unique feature that allows for light to be distributed in areas where it is required the most. A CRI of 90+ means excellent color rendering by this downlight when the objects and surfaces appear as natural as they would in natural light. This 15W eyeball LED downlight can conveniently replace 55W of dimmable halogen light. On average, the dimmable LED Downlight cuts down your utility bill by almost 88% and that’s a significant amount of energy savings. With a long lifespan, this downlight beats the conventional halogen lights or incandescent lights in terms of energy efficiency. These 5/6 inch recessed ceiling light fixtures can be fixed both in 5 inches and 6 inches of ceiling space respectively.