... , water purification 3 good for health life. Water Treatment and Air Purifier device Description Item no: HK-A2Specified voltage: 220VSpecified ... dispel peculiar smell perfectly, and decompose and oxidize stink and other organic or inorganic substance, so it can refresh air.3. Promote health: ... as lounges, living rooms, kitchens, bathrooms, hotels, restaurants and offices.air sterilizing apparatus