SMD is a Perfect Light Distribution Solution . It adopts integrated shell optic lens which enhances the brightness and illumination uniformity. It has a scientifically-designed heat dissipater with much better cooling effect. SMD Flood Light s high luminous efficiency, Whole lamp output light efficiency >130LM/W. Impact Resistance, Shock-proof, Without Ultraviolet (UV) and Infrared (IR) Radiation: No filament and glass frames which avoid harm to the human body. It comes with a 3-year warranty.