The Philips 540757 LED bulb is a dimmable warm glow light bulb with a soft white color temperature of 2700K  It has a B11 bulb shape, an E12 candelabra base, and a brightness of 300 lumens  The bulb is designed to be an energy-efficient alternative to standard incandescent bulbs, using only 3.3 watts of power while providing the same amount of light as a 40-watt incandescent bulb   The bulb has an estimated lifespan of up to 25,000 hours