VIVOSUN HPS MH GROW LIGHT AIR COOLED REFLECTOR KIT REVIEW
HPS Grow Light System for Plants – the basics A complete system is composed of 3 main elements: the ballast is a power supply unit, it regulates and shapes the electricity into a regulated flow in order for the bulbs to produce smooth constant light. the bulb: 2 main types of bulb can be found for these lamps: HPS (High Pressure Sodium), emitting in the yellow-red band, ideal for flowering stages and MH (Metal Halide), more fitted for vegetative periods, using cool to warm white and blue bands. the grow light reflector links the 2 previous items, it has a socket to fit the bulb and a cable to plug in the ballast, and is designed to reflect as much light as possible back down on the plants. The Vivosun Hydroponic super high lumens grow light uses an HPS and MH bulb for different stages of growth. Easy to setup and is highly stable. HPS and MH are compatible with the ballast. Buyers must peel off the inner blue protective film before using; 6" Air Cooled Reflector...