... environment.Dust removing: effectively remove dust ,pollen,micro particles in the airDecomposition: rapid decomposition air formaldehyde, benzene, ammonia, ... , tea and smoking room.Entertainment: KTV, chess and card room, sauna bath center.Hotel: the hall and guest ... room.Specifications: ModelHDL-687Power20WVoltageDC20VBowl capacity850ml(1),660ml(2)Product size18.9*20*32.5cmGift box ...