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Do not base your order on the picture presented.
The 118, 124 and 136 models use new generation compact fluorescent lamps offering up to 33 percent longer lamp life than T8 bi-pin based fluorescents and less heat output than halogens
T5 HO fluorescent lamps utilized in our 2x24, 2x39, and 2x54W lights, offer 5,000 to 10,000 lumens of super bright light output and 4100K color temperature
Built-in and separate remote-mount ballasts (which reduce the overall fixture length) are available
Electronic ballasts (E), which increase energy efficiency are also offered.