... than traditional spot light;4,Environmental conservation, no stroboscopic, no UVR and IRDA, low heat, without mercury and other harmful ... substance5,life time is about 10 times than the traditional spot light , more than ... lamp , led panel ,led lamp20w LED down LIGHT ,30w LED down LIGHT ,58w LED down LIGHT , 30w LED down LIGHT ,20w LED down LIGHT ,LED PANEL LIGHT ...