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Run at 100%, 75% or 50% power
Strike both Metal Halide and High Pressure Sodium Bulbs
Accepts 120v or 240v (Both cords included)
Allows 50 Hertz to 60 Hertz
Runs 15% cooler than other digital ballasts on the market
Has a Power Factor of 99.9%
The most stable output frequency of any ballast
Higher lumen output than magnetic ballasts
Light weight and care free
QUANTUM 600 Watt Dimmable Ballast Digital Grow Light
Pros: Very quite, doesn't get very warm, was a great purchase!
Cons: None that I can find at the moment.
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“Very quite, doesn't get very warm, was a great purchase!”— 1/30/2012