This is a satin glass LED Filament round bulb which offers the same size and look like a traditional incandescent lamp with all of the benefits of LED technology. Rated at 4-Watts this 240 Volt bulb features a comforting Very Warm White (2700K) colour temperature and a Small Edison Screw base. With an impressive lamp life of 15000 hours this bulb is perfect for any domestic or hospitality setting.