This LED bulb will provide 360 lumens of light immediately, which produces a warm white color With no waiting time to warm up to full brightness, which is perfect for your nightstand, living room, or dining room This LED light bulb uses only 4 watts of energy and has a 15 years lifespan Economical alternative to 60-watt incandescent bulbs Candle shape with E27 base fits well in to all your E27 Edison medium screw base incandescent No lead or mercury content, no UV or IR, does not flicker and radiation-free for total eyesight protection This bulb works with indoor light fixtures as well as outdoor enclosed light fixtures