Sunlite A19/5W/BL/WW LED A19 Blinker Light Bulb 5W Medium (E26) Base, 3000K Warm White These blinking light bulbs can last up to 25,000 hours making them virtually maintenance free Give your signs the power to effectively grab the attention of your customers and the general public with this powerful and modern flashing lightbulb Produces a spectacular warm white light at a 500 lumens, while only using only 5 watts of energy Contains no hazrdous chemicals whatsoever, unlike some competing light bulbs This 120 volt, 5 watt, A-Type blinker bulb features a Medium (e26) base