... chemical pollution and smoke, efficient, can save money, clean air and be use safely.Photocatalyst mosquito killer is the newest ... the most advanced photocatalyst material, high efficiency, stable, can clean air and sterilize permanently.SpecificationRated Voltage 110V - 220VRated Frequency 50- ... It not only can kill mosquito, but also can clean air and sterilize without using any chemicals. It is the ...