These energy efficient antique LED bulbs from Crompton Lamps are the perfect replacement for incandescent filament light bulbs that are no longer available in the UK. Designed to replicate the look & the light output of the familiar incandescent bulbs, these LED light bulbs offer the same brightness but use only a fraction of the power. The faithfulness of the design even extends to the filaments, which are shaped to look like the incandescent filaments they replace, but are much more robust & efficient. This 6W LED bulb is a direct replacement for a 25W incandescent filament bulb. These bulbs will add a touch of vintage style to any room, whether paired with a retro copper-effect lamp, or hung on their own as exposed bulbs. The bronze-effect finish adds to the bulb's antique style, & means that it offers a cosy 250 lumens of extra warm 2200K light. It can be dimmed to lower light when used with a compatible dimmer switch.. Unlike the filament bulbs it replaces, this LED bulb will last for years, with an average rated life of 15, 000 hours. So as well as being one of the most stylish light bulbs available today, it is also one of the most efficient.E27 Edison screw cap 15, 000 hour rated life 7, 500 switching cycles 2200K extra warm white Compatible with both leading & trailing edge dimmers For indoor use only 3 year manufacturer warranty