The trend over the past few years to monitor ourselves via wearable devices is now moving into monitoring the world around us. Lots of new products are now coming online, and many of these are connected devices that are designed to fit snugly into our homes and offices. AurAir is one of the latest examples of this trend. Designed to provide an IoT air quality monitoring solution that makes C02 and humidity monitoring easy and inexpensive. It is small and plugs into an electrical outlet. Some new devices monitor for particulate matter too.