Fully Dimmable. 1800K Warm White. Edison Screw Base E27. Gold Tint FinishWattage: 4W Colour Temperature: 1800k Warm White Fitting: Edison Screw E27 Dimensions: 170 x 115mm. This 4W tri-diamond LED filament lamp is fully dimmable making it suitable for virtually all applications in the home- hotels- bars and restaurants. The lamp has a 1800K colour temperature and a gold tint finish for a cosy feel whilst offering a 360 degree light distribution as well as all the other benefits of LED technology. At 350 lumens this 4W LED filament tri-diamond lamp is an ideal replacement to traditional 25W/40W standard incandescent bulbs.. led lamp-led bulb-led e27 lamp-led e27 bulb