Gx53 7w led bulb not dimmable replaces bulbs of up to 75 wattsthis led bulb has a perfect light which is due to the combination of the high light output of 700 lumens the luminous colour of 4 000 k and the remarkable colour rendering rating of ra82apart from providing optimal illumination the bulb is also very energy saving thanks to the eec acharacteristics recommendation use this led lamp only in open lights in closed lights the dimensions should be checked beforehand