3.5" TFT LCD Luft Qualität Messgerät O3 Ozone Detektor Smart Sensor Ozone Meter

Integrateddetection with O3/Temperature/Humidity/AQI. Ozone (O3) sensor technology. Detection range:AQI（ 0-500 ） O3 （ 0.01-50.00ppm/M3 ）. Material: ABS. USB charging cable x1. Temperature and humidity sensors.

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