Features:  -Working Principle: Using high pressure, using dry air or oxygen in the air as material for generating ozone.  -Portable ozone generator, easy for professional DIY use.  -Thickened , good heat dissipation effect, Long service life.  -Low power consumption, can help you to save power.  -The cigarettes lighter plug is plug and play, suitable for use in the car.  -Ozone generator can eliminate odors and fresh air.  -Suitable for dryers, dishwashers, refrigerators, electronic shoe cabinets, air filters, etc.     Specification:  Function: Sterilization.  Style: Air Purifier.  Working Principle: Ozone.  Usage Condition: Household.  Output Ozone: 20g.  Gas Feeding: Dry Air or Oxygen.  Ozone Generating Method: Discharge.  Cooling Method: Ambient Air Cooling.  Application area: 61㎡ and above.  Size: 145 x 55 x 85mm / 5.71 x 2.16 x 3.34in.  Weight: 550g.     Package Included:  1 x Ozone Generator