Make any celebration a lot more festive with the Feit Electric A19/RGBY/6WY/LEDI color changing LED party bulb. Select from either a solid red, green, blue or yellow colors or choose a smooth transition mode to cycle between colors. Set your preferred mode on the bulb pre-install or change later at any time with just the flip of a light switch. Each LED fits a standard light socket and is rated to last 15,000 hr years.