Solis Tek 1000 Watt HPS Light FixtureThe SolisTek A1+ DE (Double Ended) 1000 watt fixture is a professional high output light with the highest performance on the market based on reliability, output, & consistency. Each complete light system includes one SolisTek DE HPS lamp, which features an incredibly high PAR output (2,100+ mol s), a broader spectrum than traditional single ended HPS lamps, and only 5% depreciation @ 10,000 hours. The SolisTek light fixtures include the bulb and cord.