XM Metal Halide Single Ended (400W – 10,000K/ 15,000K/ 20,0000K) XM Metal Halide Single Ended (250W – 10,000K/ 15,000K/ 20,0000K) XM Metal Halide Double Ended (250W – 10,000K/ 15,000K/ 20,0000K) XM Metal Halide Double Ended (150W – 10,000K/ 15,000K/ 20,0000K)