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The SEZTEK 400/1000W Metal Halide Bulb lets you grow better by providing reliability and performance.
No longer at the mercy of the weather.
By concentrating its output around 450-500nm (blue to white) wavelength of light, this bulb provides the essential spectrum needed for most plants on maximizing short internodes and chlorophyll density.
Compatible with all standard 1000W digital ballasts
E39 Base 600watt SEZTEK Brand MH bulb compatible with electronic and magnetic ballasts
Help to enhance crops,make faster growth and larger harvest;Best for optimized vegetative growth
Initial lumen: 60,000, Color Temp: 4200K, PAR Value: 710
Covers up to 4 to 5 square foot area,Places 12 to 24 inches above the plants
Warranty:12-Month;Average lifespan is 8000 hours for each bulb