... ROHS certificate lifetime 6000hrs... Type: quartz heating element power from 100w to 3000w halogen heater tube with CE,ROHS certificate lifetime ... Appearance:clear or frosted quartz glass tube.Application: -Home heating and warming: heater,cooking,oven,stove,baker -Industrial drying: painting,drying ... machine drying: copy machine,projector,printer halogen quartz heater tube for heating element