... C-Tick,CCC,SAA,CSA UL Dimmable led light spot 4w with e17 base led light spot 4w specification: LED chipCREE/OSRAM/ ... to 45 degree Celsius05) Working humidity: less than 95%06) Color range: cool white, warm white, daylight, red, blue, green07 ... hours08) Stable-current LED driver09) Light glass lenses for highest light transmission10) High uniformity, pure color rendering, better visibility 11) Over ...