SPL Horticulture 600 Watt Grow Light Digital Dimmable HPS Mh System for Plants Double Ended Compat Reflector Set 600watt Kit 1000 Watt Dimmable Electronic Fan Cooling Ballast , Acceptable input : 110v - 240v, Dimmable Option: 50%, 75%, 100% Double Ended HPS Bulb: Lumen - 80,000 Double Ended Compat Reflector: 17 1/4" x 11" x 5 1/2" 1/8" Hydroponics Rope Ratchet Hangers : Weight Capacity - 150 lbs/pair, 24hr mechanical timer Package Includes : 1 - Reflector / 1 - HPS Bulb / 1 - MH Bulb / 1 - Digital Ballast / 1 - 1/8" Hydroponics Rope Ratchet Hangers / 1 - 24hr mechanical timer