Highly energy-saving and efficient LED bulb with a 5-year warranty and the highest energy class A. LED source LED GLS 3,8 W with E-27 base and in the shape of a traditional glass bulb. It is characterised by a high light efficacy 212 lm/W. It is even more energy-efficient thanks to the use of durable COG filaments, which consume very little electricity. It is made of high-quality components, supported by a 5-year warranty. It shines with a cold light colour (6000K), which is suitable for rooms where we need to be most focused and concentrated, such as technical workstations. Wide beam angle 300° ensures even illumination of the room.