Each 2 ft tube is 25 W. It's basically a simple fluorescent tube, but the inner surface is coated with a special collection of phosphors that absorbs the incid

Each 2 ft tube is 25 W. It's basically a simple fluorescent tube, but the inner surface is coated with a special collection of phosphors that absorbs the incident radiation and re-radiates in a sun-like spectrum. They're a bit pricey relative to ordinary fluorescents, but the effect is really nice.