... room, put salt lamp, can help purify indoor air, reduce the air excitant odour. Cooperate with edible salt to ... lamp, can not only fresh air, purify the air SAO stink, still can reduce the air allergy source, acaricidal and ... deposition of cigarette smoke and soot in the air, reductive air quality.Feng shui:ShuiJingYan lamp are purification, ... also can have the lighting and purify indoor air functions.