Dolphin 128 Watt LED Spreader/Spot Combination Light Bar has an impressive light output in the cool white daylight spectrum (6500k), no dead spots in the field of view. These lights will light up the entire viewing area putting less strain on your eyes.The super efficient reflector uses patented Hybrid Technology allowing these lights to run at 93% optical efficiency, which is unmatched in the industry. Each LED light bar consists of two rows of high intensity Cree LEDs, with each mounted in their own patented reflector assembly. Each LED is independent, so if one LED fails the other LEDs will not, and the complete light bar will still work. This product comes with 2" clamps and rubber collar inserts to fit smaller sizes