This all in one professional lighting set up that includes a Sun System® 1 DE 120-240 Volt Etelligent Compatible Ballast, Sun System® ProCom 120° Extra Wide Throw Split Commercial DE Remote Reflector and a European made Grow Green 1000 watt Double-Ended High Pressure Sodium lamp all packaged in one box. Sun System® 1 ballast features a high frequency of 105 kHz for running double-ended lamps. It has a thermally optimized non-fan cooled aluminum housing. It also features self-diagnostic codes for easy troubleshooting and is compatible with the Sun System® 1 Etelligent Controller Kit. The Sun System® ProCom 120° Extra Wide Throw Commercial DE Reflector has a uniform, broad distribution for excellent coverage for crossover, supplemental or primary lighting applications. 95% reflective aluminum interior offers unsurpassed uniformity, output and diffusion. Open reflector design allows light to get closer to the plant canopy. The Grow Green Double-Ended High Pressure Sodium lamp is a professional European made 400V high frequency horticultural 1000 watt HPS lamp. It is nitrogen filled with a quartz glass outer jacket for perfect optical quality. This lamp has extremely high photosynthetic photon flux (ppf) at 2,100 µmol. Everything you need to get growing professionally in one convenient box!