The LIFX A19 LED Light is a smart lightbulb that uses Wi-Fi to create the perfect light for you at any moment. A simple-to-use app allows you to fine tune your lighting experience; control a single light or your entire home and enjoy warm and cool sunlight shades. LIFX lights are engineered to provide a simple way to start designing your connected home. A single bulb contains all the technology and hardware needed to use your lights. LIFX is ready to seamlessly integrate with some of your favorite smart home products, including Amazon Echo, Nest and SmartThings.