1.High Energy-saving 2.good quality and low price 3.Factory of led ceiling light 4.CE&RoHS ... 50/60HZ Beam Angle 120~360° Material Aluminum Alloy 1)Ultra low energy consumption, energy saving 80%;Direct replacement conventional lamp2)Dimmable ... )Instant start, no flickering, no humming ;6)Maintenance free and low operation cost;7)Long Lifespan to 50,000hr8)CE, RoHs ...