IPower 600W Super HPS Grow Light Bulb. Produces light by an electric arc through the sodium mixture within the filament. The sodium light with its superior long-wavelength light and lumen-per-watt performance is best suited for plants in the flowering stage. Red & orange spectrum and high PAR made specially for optimizing flower growth.IPower GLRope Gives You The Best Outcome! Zinc Plated Steel and Metal Internal Gears. Weight Capacity - 150/300 pounds. Rope Material - Braided Polypropylene. Hook Material - Zinc Plated Steel and Metal Internal Gears. Internal Gears - 100% Stainless Steel - Rust Free. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics\Grow Lighting & Accessories\Grow Lights & Light Bulbs". The seller is "yssoa_2022" and is located in this country: US. This item can be shipped to United States.