SPL Horticulture 600 Watt Grow Light Digital Dimmable HPS System for Plants Air Cool Tube Set, 600-watt Kit 600 Watt Dimmable Electronic Fan Cooling Ballast, Acceptable input 110v - 240v, Dimmable Option 50% 75% 100%, 120 or 240 volt power, 50 hertz to 60 hertz, power cord HPS Bulb Lumen 92000 Life Hour 24000 color temperature 2000K 6" Air Cool Tube : 24"L?2"W?"H 15ft cable UL listed electric parts 1/8" Hydroponics Rope Ratchet Hangers : Weight Capacity - 150 lbs/pair, 24hr mechanical timer Package Includes : 1 - Reflector / 2 - HPS Bulb / 1 - Digital Ballast / 1 - 1/8" Hydroponics Rope Ratchet Hangers / 1 - 24hr mechanical timer