Aranet4 Home Sensor Review
It’s known that high CO2 levels can cause cognitive impairment. But it’s also been shown that CO2 levels pose a proxy of risk of catching
QP Lite (also known as Qingping Lite) Sensor Review
Qingping started in 2015 and has had big investments from big Chinese brands such as Xiaomi and Meituan. They don’t just sell air quality monitors; they sell a variety of Internet of things devices, such as door sensors and clocks. At $99, Qingping Lite (a.k.a. QP Lite) is hoping to…