... :Technical Data 1,portable ozone generator 2,used for home 3,water purifier 4,air purifier 5,ozone output Guangzhou ... production of Oxygen Machines, anion oxygen machines, vegetable sterilizers, home air purifiers, car air purifiers and other environmental protection products ... 3. Efficient HEPA filters to filter the car over 99.9% of dust particles, tiny hairs, mites, etc.; minimum cleaning particles ...