✓ CHOOSE YOUR COLOR WITH A FLIP OF THE SWITCH: Cycle through five color temperatures: Soft (2700K), Bright (3000K), Neutral (3500K), Cool (4000K), and Daylight (5000K)—just by flipping your light switch. Or, set your preferred color right on the bulb before installation. ✓ CRI90 + SMOOTH DIMMABILITY: Dial it up, dial it down to set the mood with fully dimmable lighting. These 5CCT led lightbulbs are equipped with CRI90+ technology that provides near-sunlight quality light for true color rendering inside your home. Compatible with most dimmers, this 40-watt LED bulb allows you to adjust the light brightness to create the perfect ambiance for any occasion; dimming range from 10% to 100%. ✓ 25,000-HOUR LIFETIME: With an astonishing life rating of 25,000 hours, or 22.8 years with 6 hrs/day of use, replacing your bulbs is now a thing of the past. These lightbulbs are built to last and will last longer than traditional incandescent bulbs and reducing the need for frequent replacements. ✓ ENERGY EFFICIENT: This a19 LED bulb delivers the same brightness as a 40W incandescent while using only 5W of power—helping you cut energy costs. It's mercury-free and eco-friendly, making it a safe, sustainable choice for your home or business. ✓ 5-YEAR WARRANTY FROM A TRUSTED U.S. COMPANY: Backed by Feit Electric, an American brand with over 40 years of lighting expertise. We rigorously test our products for quality and reliability. If your product fails within 5 years of purchase, our warranty has you covered.