We have a limited stock of these 110 Volt 25 watt GLS light bulbs available so if you yearn for the old incandescent lamp in general domestic lamp holders then stock up now. This Bayonet Cap GLS measures a standard 108mm x 60mm (length a diameter) and has a pearl finish. The Very Warm White colour temperature is well suited to domestic lighting and the dimming capability adds an atmospheric dimension. The lifespan of this old style lamp is 1000 hours.