H-Series Spectral Controller Intuitive Control Equipped with a vivid LCD display and touch control, the H-Series Spectral Controller is designed to simplify and automate your growing system. With multiple program modes, this intuitive and easy-to-use controller eliminates the need for a computer, additional software or any coding knowledge. One Controller, Two Groups The H-Series Spectral Controller is equipped with two separate 0-10V output ports. These ports allow a single controller to run two different groups of linked lights at once, each following a unique program. Program Modes Manual Mode: Manual Mode allows users to tune the light for immediate customization. Users can individually control spectrum and intensity to find the ideal setting. Quick Set: The Quick Set mode allows users to create a repeating 24 hour schedule simply by programming up to 6 points with customized spectrums and intensity. Auto Mode: Auto Mode is designed to simplify the growing process of various types of plants. Mimic entire seasons with adjustable critical day length.