SPL Horticulture 400 Watt Grow Light Digital Dimmable HPS MH System for Plants Gull Wing Reflector 4 Set and Grow Light Controller with Timer 240 Volt System 400 Watt Dimmable Electronic Fan Cooling Ballast , Acceptable input : 110v - 240v, Dimmable Option: 50%, 75%, 100% HPS Bulb: Lumen - 55,000 ,MH Bulb: Lumen - 38,000 Wing Reflector: 21"x19"x7" ETL certificated , 1/8" Hydroponics Rope Ratchet Hangers : Weight Capacity - 150 lbs/pair Grow light controller : Maximum 40 Amps/240 Volts/60 Hz/4000 Watts/Runs up to four (4) HID lights at 240 Volts; 4000 Watts Package Includes : 4 - Reflector / 4 - HPS Bulb / 4 - MH Bulb / 4 - Digital Ballast / 4 - 1/8" Hydroponics Rope Ratchet Hangers / 4 Grow light controler & Timer