DescriptionThis air purifier has a strong air purification ability. Excess ozone will automatically decompose into oxygen in the air. Bring back the forest-like fresh air to your fridge! In addition, and ozone can decompose formaldehyde, benzene, ammonia, carbon monoxide and other harmful gases.Features-Color: White -Material: ABS -Size:10.00X10.00X3.50cm/3.93X3.93X1.38inch. - Rated power: within 0.5W. - Applicable space: within 3 cubic meters. - Sterilization principle: ozone. - Battery capacity: 1800mAh. - Applicable temperature: 0 Celsius-50 Celsius. - Output voltage: DC5V. - Way of charging: USB. - Continuous Working time: About 350 hours. - Suitable for refrigerator, shoe case, cloth case, book case, car, new house. - Keeping all vegetable and fruit in the refrigerator fresh. Eliminate bad odor existing in the refrigerator, retaining food freshness and eat with joy. - Sterilizing all kinds of fungus in the refrigerator and stay healthy all the time. - Circulating work for 8 hours without charging, Continuous work for 30 minutes. - Suitable for refrigerator, shoe case, cloth case, book case, car, new house.