Westinghouse 0316600 5W (40W) A15 Dimmable Warm White Filament LED Light Bulb with Medium Base Warm white color and medium base and replaces a 40-watt bulb Offers lifetime cost savings compared to incandescent Bulb life of 13 years (15,000 average rated hours) Use for ambient, task and accent lighting and is compatible with most dimmers LEDs contain no harmful mercury