1, Radiation shield, more security. 2, CCC,CE RoHS certificated. 3, Advanced heat dispersion, long lifetime We have 40W/80W/100W/120W/150W/200W/300W for your choice Power:40W/80W/100W/120W/150W/200W/300WVoltage:120V/220V ACOperating Frequency:210KHZLifespan:100,000HOURSColor Temperature:2700K-6500KOperating Temp:-35 to 50°CWarranty:5 YEARSCRI:>80(Ra)Radiation shield, more security.Excellent ...