Upgrade old incandescent bulbs to LED technology with Feit Electric's Dimmable Adjustable White A19-shaped LED light Bulbs. Suitable for use in commercial and residential applications, these general-purpose bulbs can be used for either interior or covered exterior spaces. Adjustable White bulbs let you choose Soft White, Bright White, Neutral White, Cool White, or Daylight White light on the bulb before installation to match your current lighting or set the perfect color temperature for your space. Customize the mood in your space further with smooth dimming when combined with LED-compatible dimmer switches (sold separately). These bulbs feature Enhance 90+ CRI color rendering, higher quality light that makes colors appear more vibrant and skin tones look more natural. LED technology provides a similar 450-lumen light output to equivalent 40-watt incandescent bulbs while using less electricity. They last up to 25,000 hours, providing years of reliable energy-efficient light.