Qingping Air Quality Monitor 2 is a personal assistant for an ideal home climate. Seven indicators including PM2.5, CO2, temperature and humidity are measured in real time with high accuracy thanks to innovative sensors. Color indicators under each parameter and an ultra-clear IPS screen make monitoring simple and informative. A smart alarm clock, Wi-Fi control and the Qingping+ app provide convenience and control. The PM sensor is straightforward to replace and data can be exported for analysis