These dimmable LED bulbs feature a unique Dim-To-Warm function. With traditional dimmable bulbs, the amount of light only decreases as you dim. With Dim-To-Warm lamps, the light color changes gradually with it. All the benefits at a glance:

Dimmable warm white light - When you dim, the amount of light decreases and the light color gradually changes from warm white (2700 K) to extra warm white light (1800 K).
Pleasing to the eyes - Thanks to EyeSoft™ technology, the warm white light, with a light output of 470 lumens, looks pleasant and comfortable to the human eye
Pleasant for the environment - These modern LED lamps only need to be replaced once every 15 years
Pleasant for your wallet - The historically low consumption of 5 watts is more than 80% lower than traditional 40 watt predecessors
Package Contents: 1 x DimToWarm LED Bulb - Ø 4.5 cm - 4.5W (40W) - 470 lumens - E27 (large) socket - Warm white light (2700-1800 K)