Description

This SunPulse SPG66.4K 600-watt pulse start metal halide bulb helps plants to grow their best! The bulb has a 6400 Kelvin full spectrum color temperature, ideal for the vegetative stages of plants, and is designed for use with certified electronic and digital electronic ballasts. With a long life of 20,000 hours, these lamps have little color shift or loss of light output, making them more reliable than most metal halides on the market today.