Sunmaster Super HPS Deluxe Bulbs 600W

Sunmaster Super Output HPS Deluxe Bulbs 600W: 10% more light than a standard HPS lamp Red output for stem elongation and flowering Long life, economical Ideal companion for Metal Halide Conversion Lamps SUNMASTER High Output HPS Lamps are High Pressure Sodium lamps designed to deliver 10% more light than standard HPS lamps. This extremely energy-efficient plant grow lamp provides more energy which is essential for optimized photosynthetic response. The Kelvin is 2100.