Feit Electric Esl13t/D/4 13 Watt Daylight Mini Twist Light Bulbs 4 Count Natural color. 60 Watt replacement - Uses only 13 watts. Based on normal household use of 3 hours per day, this bulb lasts up to 7 years. Save 180 US Dollars in energy costs per pack. Light Input: 800 Lumens.