Model CYS3369 Quantity 1 piece(s) Material Pearl wool + bamboo charcoal Color Yellow + orange + red + blue + green Function Bamboo charcoal package put in the room it can purify air and odor absorption air-conditioning rooms put in a computer can shield electromagnetic radiation; Odor removal adjusting the wet in addition to mites anti-bacterial effect of reducing asthma or nose allergy source; Release far infrared negative ions promote metabolism increase the air negative ions activated cells beneficial to human health Packing List 1 x Bamboo charcoal bag