Our full spectrum 600W High Pressure Sodium (HPS) grow light bulb is a great deal! It has a nearly identical color spectrum (if not better) than the most popular Horticultural bulb on the market for a fraction of the cost.

 

This 600W HPS grow lamp has 95,049 lumens of output, with a color temperature of 2092K (Kelvin), and a color rendering index of 20. It has an average grow light bulb life of 24,000 hours and can be used in vertical or horizontal orientation. This grow light bulb produces 2000 more lumens than Hortilux, with the same spectrum! You will be satisfied!!!