VIVOSUN 2-Pack 600 Watt High Pressure Sodium HPS Grow Light Bulb Lamp. VIVOSUN: The #1 Choice for Indoor Grow VIVOSUN focuses on designing and manufacturing quality grow lamps that produce supplemental or artificial light for indoor plant growth. The most reliable grow lamp on the market - 1 million+ happy users and counting Tips: Please be aware that grow light bulb is a consumable product.Regardless of HPS, MH, LED, Fluorescent or the incandescent light bulb, the fact that the total lumen (brightness) will decrease in time. For an optimized growing condition, it is strongly recommended to change your grow light bulb after 12 months of continuous use.
600W VIVOSUN HPS bulb compatible with electronic and magnetic ballasts, 90000 Lumens, E39 Base. Optimized red & orange spectrum and high PAR (Photosynthetic Active Radiation) to stimulate flower growth and enhance fruiting. Extra-low lumen depreciation: maintaining over 90% of initial lumen output after running for 5,000 hours.Startup Time: allow 2-3 mins for full bright. After power off, do please wait at least 5 mins before striking again. The item "VIVOSUN 2-Pack 600 Watt High Pressure Sodium HPS Grow Light Bulb Lamp" is in sale since Sunday, November 29, 2020. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics\Grow Lighting & Accessories\Grow Lights & Light Bulbs". The seller is "blay_60" and is located in Midland, Texas. This item can be shipped to United States.