... quartz heater tube with CE,ROHS certificate lifetime 6000hrs... Type: quartz heating element Power:from 1000 to 3000W halogen heater tube with CE,ROHS certificate lifetime 6000hrs...Type: quartz ... 5.Appearance:clear or frosted quartz glass tube.Application: -Home heating and warming: heater,cooking,oven,stove,baker -Industrial ... machine drying: copy machine,projector,printer Ruby quartz heater tube