Xinban (PACK OF 4)A19 Extra Bright LED Light Bulbs, 9-watt, Daylight 100w Equivalent Replacemen Replace 100W Incandescent bulb by 9W LED, Save Over 90% Energy MCOB - 4th Generation LED Technology; Less Energy, Extra Bright - Over 100 lm / watt UL Listed, IC Driver ensures 40,000 Hours Lifespan, Power Factor &gt; 0.8 Performance without Compromise, Brighter than Regular 60w, Close to 75w MCOB led Bulbs