Optimize the CO2 levels in your grow room or tent. This CO2 monitor allows you to control, monitor, and record CO2 levels over an adjustable period of time. You can trace your hydroponic room's CO2 levels over minutes or hours. You can even record CO2 levels for up to 7 days, helping you determine the right settings for your hydroponic plants. The autopilot CO2 monitor and controller include a fully customizable ppm headband and CO2 setpoint. The remote CO2 sensor probe features a photocell and data cable, allowing you to take readings for different locations in your grow room to determine what's best for your plants. With its display and accurate readings, an autopilot CO2 monitor is a great tool for indoor gardening and hydroponics systems.