This is a Osram LEDVANCE 4.5w LED Dimmable Filament GLS with an Small Edison Screw cap and a 2700k colour output. It features a filament style LED design internally which replicates traditional filament lamps. Boasting a lumen output of 470 lumens and a lifespan of 15000 hours The 4.5w is an equivalent to the 33w Halogen and the 40w incandescent candles, perfect for use around households and retail applications. These lamps are dimmable. Diameter: Length 110mm - Diameter 45mm Osram Part Number: 4058075288126