A dimmable vintage looking filament LED ST64 bulb that will produce an impressive 25000 hours of very warm white (2700K) light. The bulb (also known as a squirrel cage lamp) is an ideal retrofit replacement for a 50W incandescent bulb and will provide an output of 660 lumens. The lamp is supplied in a clear glass finish and with a B22 bayonet cap fitting. This bulb is suitable for a wide range of commercial and domestic applications. Lamp Dimensions Diameter 64mm x Length 145mm.