... lamps ,energy saving up to 30% Class C energy saving lamp , R7S end, Energy saving up to 30%,Power: 100w ... 230w,330w,400w.Color temp:2900K, Lifetime:1000hourClass C halogen lamp: ITEMVoltageVPowerWPowermax5%WPowerMin-8%WLumLmLumMinLmLm/WMinLm/WKLevelSavingLifehLmmDiammBase78mm100W230/24010010591.61930162019.317. ... Class C halogen energy saving lamps and C class heater lamp with CE certification