1.used in household air purifier, ,dryer,shoe cabinet, oxygen bar and so on ... using life time 1.Usage: Used in household air purifier,air fresher, home air purifier,Dryer,dishwasher,shoe cabinet, household disinfectant cabinet, oxygen ... *34mmSize of ozone transformer145mm*55mm*41mmO3 concentration1000mg/hour(under air circumstance)Power18WFrequencyInput:50/60HZ,Output:16KHZInputAC:110VOutput3.1kv-3 ...