E27 55 w 826 led traditional light bulb carbon filament look a matt warm whitethis brand new led light bulb achieves the highest energy efficiency rating a and guarantees high energy savings thanks to the highly efficient quotfilamentquot led technology its special design is very reminiscent of the historic light bulb filament and produces an unparalleled light ambiance with sparkling quotdiamond optic effectquot without the large cooling element familiar to many led