XM 250W Metal Halide Lamp, Single Socket
Great Color and Growth, without a premium price!
* Excellent with or without Actinic supplementation (most prefer with Actinic).
* Will Operate on a probe start ballast, ANSI M58.
* Standard Mogul base.
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Great bulb! Review by podman1973
Great bulb not too blue not to white. I really like the effect it has on my reef tank (Posted on 9/24/2010)