The Singled Smart Wi-Fi LED LIGHT BULB by Sengled comes with 2 bulbs and is designed for indoor use with a modern style. These A19 bulbs have an energy-saving design with Energy Star certification and dimmable features. They work with Alexa and do not require a hub for operation, providing convenient control over your lighting settings. Made with LED technology, these bulbs have a long lifespan of 25,000-29,999 hours, ensuring reliable and efficient lighting for your home.