VIVOSUN 400 Watt Vegetative Metal Halide MH Grow Light Bulb Lamp - Enhanced Blue and Violet Spectrums CCT 4200K, 36,000 Lumens;

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.