... can work 5 minutes more2.The dynamic display of temperature, humidity, negative ion, plasma, battery capacity, a fan and a ... alleviate stress and impatience effect.. 3) Nano Photocatalyst purification of air, the use of advanced Tio2 photocatalyst, the car in ... passengers between the bacteria and cross infection. 4) ULPA air filters remove dust and static electricity, clean automobile exhaust carbon ...