Air quality Monitor CO2 CO PM2.5 HCHO TVOC Temperature Humidity Monitor Home Air quality detector with Real Sensors ,Fast and Easy

HCHO detection range:0-1.999mg/m³ TVOC detection range:0-9.999mg/m³ PM2.5 detection range:0-999ug/m³ Working temperature :0~+50 Working humidity: 90% RH