8IN1 Laser Formaldehyde Detector HCHO TVOC PM2.5 PM10 PM1.0 Air Quality Tester Monitor

Specifications: Display method:LED screen/TFT Atmosphere pressure:86Kpa-106Kpa Display method:PM2.5, HCHO, TVOC Detection principle:laser scattering Sampling time:3s Detection of temperature:-20~60 Relative temperature:20%~85% Storage temp:-20~45 Concentration unit:ug/m Power supply:lithium battery Particulate matter measuring range:0.3-1.0;1.0-2.5;2.5-10 micron(um) Particle mass concentration effective range(PM2.5 standard value):0-500ug/m Built-in battery:2200mA/H lithium battery LED: 2.8" 320*320pixels The input voltage:5V 1A Product size:10*9.5*5cm Color:white Weight:390g Features: High-speed ARM master program. Simple operation screen. Using imported laser PM2.5 detction probe, support PM1.0, PM2.5 and PM10 detection. Using independent HCHO and TVOC air detection probe. Support different interface display, more humane. PM2.5 Exceeded alarm and Alert alarm. HCHO and TVOC testing value Exceeded alarm and Alert alarm. Support built-in high-capacity lithium battery. Support long life working, you can move the test PM2.5 and HCHO and TVOC air environment. Package Included: 1 x user manual 1 x USB cable 1 x Formaldehyde detector Details Pictures: