High Intensity Discharge (HID) Conversion Bulbs make it possible to run a metal halide (MH) bulb from your high pressure sodium (HPS) ballast or a HPS bulb from your MH ballast. Makes it easy to customize your grow light source to the growth stage of the plant. One year warranty.
400 Watt – 36,000 initial lumens
1000 Watt (Hortilux Metal Ace) – 118,000 initial lumens