... 230w,330w,400w class C halogen lamps ,energy saving up to 30% Class C energy saving lamp , R7S end, Energy saving up ... to 30%,Power: 100w,120w,200w,230w,330w,400w.Color temp:2900K, Lifetime:1000hourClass C halogen lamp ... .92900C30%100011810R7S118mm400W230/2404004203689160790022.921.42900C20%100011810R7S Class C halogen energy saving lamps R7S/Halogen engergy saving bulb