CO2 : CAP 4 Timer CO2 Controller w/PPM CO2-4

The CO2 Controller that will make all the difference in your indoor gardens! The 4 Timer CO2 Controller has 2 timers that allow for efficient control of CO2 levels; one controls how much CO2 is released, the other controls how long it's released. The 4 Timer Controller also features an Overall Cycle Timer that controls how long CO2 remains in the garden before it's exhausted and an Exhaust Cycle Timer controls how long exhaust fans run. This unit also features temperature and humidity controls that will stop CO2 production if levels rise above specified point and can also trigger ventilation equipment. A photosensor disables CO2 production when garden lights are off. Unit is designed to work with the CO2 PPM Monitor to measure extremely accurate PPM (parts-per-million) of CO2. Indoor gardeners will love the quality and performance of this controller. Unit rated for 10 amps at 120 volts. Controller carries a 3-year warranty.