E27 135w led bulb in the shape of a traditional light bulb with a bright light output of 1 521 lumens made by philipsthis led bulb definitely delivers sufficient brightness in fact immediately when switched on since the light bulb does not require a start up phase 1 second the 135 watts not only provide sufficient brightness in ones own home but are also suitable to replace traditional light bulbs of up to 100 watts the bulb features a very good ra80 colour rendering index hence