400W Interlux Super HPS Bulb- high pressure sodium Super HPS-bulbs are designed specifically for indoor enhanced plant growth and flowering. High Pressure Sodium has a light spectrum shifted towards the red, and is used during the flowering stages of growth. Tested and developed to work perfectly with electronic ballast. High lumen output and a wide color spectrum for maximum yield. Standard E39 Base. 1 year warranty.

    - 400w super hps
    - Designed for indoor use
    - Light spectrum towards the red
    - Used for flowering stages of growth
    - Will Work With Any Ballast, But Designed Specifically For hypotek Ballasts
    - High lumen output
    - Standard e39 base
    - 1 Year warranty