1.Applicable area: 1-3m³
2.Working principle: Release trace active oxygen 3.Bactericidal rate: 99.92%
4. Ozone concentration: 2mg/h
5.Battery capacity: 1100mAh 6.Battery life:energy saving model about 7 days,high power model about 8hbattery
7. Noise: <35dBA
8.Charging way: USB charge 9.red light display charge function,yellow light display strong power model,green light display energy save model
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