led t8 tube 1:anion led function 2:High quality and competitive price 3:Good Service,punctual delivery time led t8 tube: The function of anionElimination of dust, smoke and toxic gasImprove air structureremove the putrid odorImprove the lung heart functionPromote the metabolismIncrease the body's anti-disease ability Input VoltageAC110~240VFrequency Range50/60HzPower Factor>0.9Power Efficiency>80 ...