PM2.5 Quality Monitor Digital Gas Analyzer Laser Duty Sensor Detector Home LED Display Temp And Humidity Test Equipment

{infomodule} Package included: 1 x Quality Testor Specifications: Display mode: LED screen display Detection temperature: -20°-60° Relative temperature: 20%-85% Storage temperature: -200-450 Concentration unit: ug/m3 Powers supply mode: Lithium battery charging Atmospheric pressure: 86Kpa-106Kpa Testing items: PM2.5 temperature and humidity Detection principle: using the principle of laser scattering Sampling time: 3 seconds Battery capacity: 3000 mAh Feature: 1. The laser dust sensor can immediately capture the surrounding harmful substances, and the detection takes only 3 seconds. 2. PM2.5 laser sensor with good consistency and high sensitivity. 3. Super-anti-interference design, more accurate, detection signal amplification. 4. Multi-directional quality testing, testing anytimes, anywhere. 5. Always care for your family, your management expert. Notice: 1.Please allow 1-2cm error due to manual measurement.Please make sure you do not mind before you bid. 2.The colors may have different as the difference display,please understand.