SPARROW is a portable carbon monoxide monitor that provides high level safety alerts and low-level air quality warnings. The SPARROW app works with the SPARROW carbon monoxide and air quality monitor. For more information visit sparrowsense.com Why measure carbon monoxide? Health: The target gas within air pollution often differs regionally, but carbon monoxide is commonly found in many polluted environments. Safety: Carbon monoxide is an odorless, colorless gas that claims thousands of