Air Purifier XH-312 1.environmental protection 2.ozone generator,air purification 3.good for health life XH-312 Multi-Functional ... Ozonizer Room air purifier :Model No.: XH-312Power Input: 220VPower consumption:15WOzone output ... , Living room, hotel, school, clinic,hospital, kitchen, warehouse, garage, restaurant, bar, etc. Air Purifier XH-312