Gu4 mr11 10 35w 36 nv reflector bulb decostar 35 standard osram long average lifespan of 2 000 h high brightness 20w 700 cd 35w 1400 cd constant in brightness and constant chromatic coordinates consistent blue colour impression of the light exiting through the back of the reflector klr reflector reduces the heat load in the light bundle by up to 66for operation in open lamps according to iec 60598 1 uv filter dimmable colour temperature 3000 k shines cold in the front and warm