... lamps reach over 100 Lumen per Watt,Our company is specialized in the ... RoHs .4, 3 years warranty .5, Factory direct sales .Detailed description 1,Bulbs Silver Moon series use a state- ... of-the-art aluminum fin heat sink stystem that is efficient,light ... value, long life, Power factor above 0.99 .5, Production materials : Thermal Conductivity Silicone Grease --- DOW ...