... . Certification: CE, Fcc, ROHS 6. China patent: ZL200920052572.9 7. Using it in car can refresh, prevent traffic accidents, and also can ... of car sickness. When using it as computer oxygen bar, in addition to clear the mind and relieve fatigue, it can ... machine, two bottles of perfume, one automobile cigarette lighter power plug line, one household power socket transform, one instruction, and one ...