The 2-Pack Sengled Alexa Light Bulbs S1 are compatible with Alexa, allowing for easy voice control of your lighting. These warm white bulbs have a soft white color temperature and use energy-efficient LED technology with a lifespan of 25,000-29,999 hours. With a luminosity of 800-999 lm and a bulb wattage of 9W, these indoor bulbs provide bright and long-lasting lighting for your home. The screw connectors make installation simple, and the sleek A19 style fits seamlessly into any room. Perfect for creating a cozy and inviting atmosphere in your living space.