1.High quality LED chips, high luminous efficiency, 2.Long lifetime>50,000H 3.Easy to install ... :1.Adopt imported encapsulation technique for multicrystal integrated chip,high luminous efficiency,high light transmittance up to 94%.2.Apply scientific,rational ... combined heat dissipation and dust proof to make sure a high efficiency,stability and dust free characteristics5.The lamp body is fashionable ...