Listing ID #5858421
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Contact SupplierSupport WiFi connection • Display method: 4.3” LCD screen display, 480X270 pixels • Detection method for CO2: Infrared ( NDIR ) • Detection method for PM: Laser Scattering • Concentration unit for CO2: PPM • Concentration unit for PM: ug/m3 • Concentration unit for HCHO and TVOC: mg/m3 • Power source: Lithium battery with 3000 mAh capacity • 5V DC power charging via micro USB port • Product weight: 235g