The Genie B15D Sewing Machine Bulb is a 15W bulb with a warm glow light colour, producing 80 lumens of brightness. It features a dimmable function, allowing you to adjust the lighting to your desired level. The bulb is designed specifically for sewing machines, with a bayonet cap connector for easy installation. With a colour temperature of 2700K, this bulb provides clear and bright light for all your sewing projects.