e3 LED Proxima A55 Opal E27 470lm is a dimmable light source from e3light. The pear-shaped bulb is of the LED type and is made of white opal glass that spreads a soft, diffused light. The light source has an E27 socket, the power is 5W and the brightness is 470 lumens. This corresponds to 40W in a traditional light bulb. e3 LED Proxima A55 Opal E27 470lm has a CRI of >90. CRI is the ability of the light source to reproduce colors from a scale of 0 to 100, where 100 is seen as a hundred percent accurate reproduction of natural daylight. A CRI of 90 or higher means in practice that this light source emits a very lifelike light.