... 40 square metersOur product can be used at car,home and officePerformance Description:1: All intelligent ... purification rate of 98.8%, more than you car, bedroom, office 24 hours fresh comfortable, ... air, the use of advanced Tio2 photocatalyst, the car in the air harmful volatile organic compounds (formaldehyde ... /N.W: 20/18Kgs new auto solar air purifier Car Solar Air Purifier be used at ...