This has a strong air ability. Excess ozone will automatically decompose into oxygen in the air. Bring back the forest-like fresh air to your room! In addition, and ozone can decompose , , , carbon monoxide and other harmful gases. Features -Color:White -Material: ABS -Size:9.50X4.00X2.50cm/3.73X1.57X0.98in - Plug: Applicable voltage 110 -Made of materials, . -Suitable for family, office, travel, car. -Produce negative ions, and , very practical. -Efficiently decompose harmful substances to purify indoor air. -Both people and pets can be on site during the use of . every day to give you peace of . Specification -The power supply mode: Alternating ( ) -Rated frequency: (60 HZ) -Using the environment: household -The mode: -Applicable area: 11square meters (inclusive)- meters (inclusive -The working principle of: Negative ions - of : 50 cubic meters per hour -The noise: 5 ( Package list: 1 x set of