3W circular surface mounted downlight lamp housing die-cast aluminum alloy, advanced electronic ceramics and other materials to make thermal conductivity, heat, fast heat conduction the LED chip to the heat lamp cup, heat better, more desirable temperature; the use of advanced anodizing processing technology, the lamp is more beautiful and durable, high-quality chemical lens, small, fast heat dissipation, low power. Long life, easy installation, projection angle adjustment range; Elegant and unique, dust, leakage power; adaptation source: Taiwan imported high brightness LED chips, 90-100LM / W; in order to ensure its long life, energy efficient , environmental protection and other characteristics; super energy-saving: save 90% electricity, LED ceiling lamp 1000 hours only 1 degree electricity consumption, ordinary energy-saving lamps one hundred hours of electricity consumption, long life: the normal life of up to 50,000 hours, an ordinary incandescent lamps, halogen lamps 10 times Super Green: no radiation, no flicker, no UV, no electromagnetic waves, fast start; luminaire is suitable for conference rooms, living rooms, hospitals, shopping malls, hotels, exhibition halls, living, bars and so on. Round Recessed Downlight 3W http://www.polangcn.com/ the company's product must produce good quality safe and secure.