The Megaman LED 8W MR16 works with most conventional halogen transformers, a true replacement for halogen lamps. After extensive testing Megaman recommends the Sunpower PCV1212 for one lamp operation and the PCV1220 for two lamp operation. These reflectors delivers high colour rendering up to ra85 and has long lamp life of 50,000 hours. It emits up to one third of the heat of traditional light sources and is UV and IR radiation negligible. Features TCH Technology and honeycomb style lens to reduce glare and provide better focus with beam control. Saves up to 80% energy compared to halogens. International Model Number: ER2508dLN-FL Standard Pack: 1 CD: 2250 CRI: 85