SupremeLux 1000W Extreme DE HPS w/ Philips Arc-TubeThe horticulture grow light gives out is the new age design which delivers an adjusted horticultural spectrum. The grow lamps assure consistency, optimized performance, and deliver high quality output. So, basically, with the SupremeLux, your plants get an abundance of what they require. Specifications: SKU Model No.: DL 792105 Performance Data Light Output (Lumens @ 100 Hours) 155000 Lumens per Watt (lw w) 155 Rated Life (Hours @ 10 Hour Start) 15000