Will be used approximately 4-5 months when properly installed. Then it didn't work. I'm not sure what went wrong with him. More than a little disappointing. I never contacted the company as it was outside of the returns window so I can't speak to customer service or anything. I really wanted it to work because Fulham seemed like a solid brand. Too bad. For full disclosure I will say that the light was left on and hooked up to an analogue timer. The previous ballast, on the same fixture that…