This 6w BC(B22d) frosted GLS classic household lamp utilises LED filament technology almost identical in appearance to a classic incandescent light bulb, producing a warm white (3000K) 360 degree light, Cool burning and long life this lamp is ultra efficient and reduces maintenance costs . 20,000 hrs 2 Year Warranty. 580lm similar to a 55w incandescent . Non Dimmable .