Indoor air quality meter with thermometer and hygrometer. Color LCD screen.

Multifunctional air quality monitor: • Multifunctional air quality detector with clock and log functions. • Combines multiple air sensors, with a built-in fan, which allows real-time monitoring of: - Formaldehyde (HCHO). - Total volatile organic compounds (TVOC) - PM2.5 / 1.0 / 10 particles (they are respirable particles present in the atmosphere of our cities in solid or liquid form). - Temperature. - Humidity. • 3 colors indicative of air quality: green (good), yellow (moderate pollution) and red (severe pollution). • Large LCD screen, with data display in 3 easily interchangeable formats. • Configurable alarm. • Includes micro USB charging cable. 4.3 inch, 320 x 240 pixel LCD screen Atmospheric pressure: 86kpa-106kpa Detection method PM: laser Sampling time: 1.5 seconds Detection temperature: - 10 ° C to 60 ° C Relative humidity: 20% - 85% Storage temperature: - 10 ° C to 60 ° C; 14 ° f to 140 ° f HCHO and TVOC concentration unit of measure: mg / m³ PM concentration unit of measure: ug / m³ Power supply: 3000mAh lithium battery; 5V DC power supply via PVC and metal alloy micro USB port.