Top-of-the-line Hortilux lamps provide an ideal spectrum for flowers, fruits, and veggies. Compatible with any 1000-watt metal halide or two-way ballast, this 1000-watt Hortilux Metal Halide Lamp burns in the universal position for both horizontal and base-up operation, boasts 110,000 lumens, and is rated for 9,000 life-hours.