Laser PM2.5 Detektor Luftqualitätsüberwachung Staubdunstmessung G3 Sensor TFT
53,25 €
PM2.5 and PM2.5 air quality, prompt follow color changes in the value of different colors. Great minds think alike! It is recognized as a good thing! The detector can not touch water or condensation, otherwise it will burn out the circuit.
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