The Ultra Series is a great alternative to the traditional overhead light bringing both high output with minimal energy usage. The ultra series boasts an all aluminum, explosion proof frame with 316 SS hardware while producing a sixty degree beam in white or green. This light also has the ability to go 240V with relative ease. Optimal height is between 2'-9' off the water. This light has a two year warranty. The 1000W emits 31,000 lumens with 4.7 amp draw.