XLamp® XM-L2 LEDs Cree LED XLamp® XM-L2 LEDs are high-performing single-die LEDs, delivering breakthrough lumen output and efficacy in the XM package. These LEDs build on the unprecedented performance of the original XM-L by increasing lumen output up to 20% while providing a single die LED point source for precise optical control. Built on the SC3 Technology™ Platform, XM-L2 LEDs are available in white, 80-CRI white, 85-CRI white, and 90-CRI white. The XM-L2 LED shares the same footprint as the original XM-L, providing a seamless upgrade path and shortening the design cycle.