400 Watt MH HPS Grow Light Switchable Ballast Universal Reflector Overview
Package Includes: * 1x 400W Metal Halide Bulb * 1x 400W High Pressure Sodium Bulb * 1x 400W Switchable Ballast * 1x Extra Large Reflector * 1x Ceramic Socket * 1Set Hi-Low Yoyo Reflector Hanging kit * 1x Free TimerParameter Reference Range for Growing:Stage Light Lighting Time Dark Time Hanging Height Best TemperatureFirst 2-4wks (Recovery Stage) MH 18hrs 6hrs Infinity to 18in. 72-76 degree FahrenheitLast 8-9wks HPS 12hrs 12hrs 18in. 72-76 degree FahrenheitThese parameter reference range is for general plants, such as tomato. Please set up your grow tent system depending on your specific plant. Thank you!
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