Truelite A19 LED bulb is designed as a high-quality, energy-efficient replacement for 40 watt incandescent bulbs. Ideal for commercial and residential usage. A19 LED bulb can reduce energy consumption by more than 70% when compared to incandescent bulbs. Our A19 light bulbs are perfect for any indoor fixture or enclosed outdoor fixtures. Our A19 LEDs are ideal energy-savers for all-night lighting of entryways, hallways or stairs. Fully dimmable, Our A19 Daylight LED bulb for a beautiful, effective work environment. Truelite A19 LED light bulbs contain no mercury or lead and will not fade colors.