Sunlite’s A19 LED are an energy efficient replacement for incandescent and CFL bulbs. They have an E26 base and remain cool to the touch even when lit. And unlike fluorescent bulbs, they are instant-on at full 1600 lumen brightness. They give off as much light as a 100-watt bulb while only using 15 watts of power. These bulbs are Energy Star Certified and may qualify you for state and local rebates. Long life LED technology means up to 25,000 hours of reliable service so you’ll need to replace difficult access bulbs less often. The seamless dimming feature allows you to lower the brightness of your lights (10%-100%) Forward Phase (Triac or Incandescent) for nighttime reading or to fit any mood or décor. High rendering CRI at 90. ETL Listed for damp locations. Title-20 Compliant. Dimension 4.57” H x 2.36” D. UPGRADE TO LED – These bulbs are 15-Watt A19 LED that are an energy efficient replacement for incandescent and CFL bulbs. They have an E26 base and remain cool to the touch even when lit. And unlike fluorescent bulbs, they are instant-on at full 1600 lumen brightness. ENERGY STAR CERTIFIED – They give off as much light as a 100-watt bulb while only using 15 watts of power. These bulbs are Energy Star Certified and may qualify you for state and local rebates. Long life LED technology means up to 25,000 hours of reliable service so you’ll need to replace difficult access bulbs less often. DIMMABLE- The seamless dimming feature allows you to lower the brightness of your lights (10%-100%) Forward Phase (Triac or Incandescent) for nighttime reading or to fit any mood or décor. High rendering CRI at 90. DAYLIGHT – At 5000K, these daylight bulbs provide a realistic glow in bedrooms, living spaces or anywhere you want to set a bright environment. THE SAFER CHOICE – These bulbs are ideal for both residential and commercial use. ETL Listed for damp locations. Title-20 Compliant. These bulbs contain no mercury or other harmful chemicals. Dimension 4.57” H x 2.36” D.