FOWDA air cleaner led 1,Work voltage: 220V,50Hz; 2, Life span: over 8000hours 3, Base: E27 4, Plastic part: PTC material FOWDA air cleaner ledOur anion led lights can remove the dust, smog and odour in the room and its releasing negative ion which is good to our health and people live in the room deocrated with anion lights feeling good and healthy