The Ledvance led ar111 75 24 degree 11.7w 927 2700k g53 reflector lamp is the ideal replacement for your halogen AR111 bulbs. It offers a number of advantages over traditional halogen bulbs.This particular LED AR111 bulb also has a narrow beam angle of 24 degree, making it ideal for spot lighting and accent lighting. · · · Quick, simple and safe replacement without rewiring · · Design, dimensions, luminous flux comparable to an incandescent or halogen lamp · · Low maintenance costs thanks to long lifetime · · No UV and near-IR radiation in the light beam · · Stepless dimming · · Very high dimmer compatibility · · Compatible with many common conventional and electronic control gears · · Instant 100 % light, no warm-up time