ep202b

1. USB portable oxygen generator; 2.Remove smoke,dust and bacteria; 3.Bring you clean,fresh,natural air; 4.Low-power. USB portable oxygen generator EP202A Golden -dispel dust, smoke, inhibit bacterial viruses breeding SpecificationsParametersProduct Size14*22*22 mmRated Voltage5 VRated Power<1 WAnion Density≥3,000,000(pcs/cm³)Ozone Density< 0.05 ppmInterface TypeUSBNoise Level<29dBAOperating ...