(3) MaxLume 1000 Watt High Pressure Sodium H.I.D. Bulb Grow Lights - ML1000HPS High lumen output (140,000)! Superior color spectrum H.P.S. lamps promote both quality and quantity in floral clusters Fixtures are made with a reflective white powder coated finish to resist moisture extra low lumen depreciation means more crops from each and every MaxLume bulb