Autopilot Desktop CO2 Monitor with Memory and Data StorageThe Autopilot Cumulus S50 is a digital CO2 that can precisely record the level of carbon dioxide. The S50 comes with a digital display showing ppm reading down to 1 ppm resolution. You can check the amount of CO2 and keep a constant check on the temperature and the RH. It also comes equipped with a built in microSD card that can automatically record environmental data. You can access and improve your grow room with Autopilot's precision motor with the