Combining timeless design of a stylish ST19 decorative Spotlight with smart lighting features, the Geeni LUX EDISON Wi-Fi Smart Bulbs are the combination of form and function. You can easily control these LED ST19 smart bulbs from across the room or across the country with your voice or the Geeni app (iOS, Android), so you'll never get caught in the dark again Geeni smart light bulbs have Wi-Fi built right in so they are easy to set up and use. They require no hub, gateway, or additional hardware to install-simply download the app, twist in the bulbs, and connect. With the Geeni app, you can control your smart bulbs from anywhere, anytime. You can set a lighting schedule, change brightness and temperature and turn on/off with just a touch of a button. Plus, lights can be grouped by room or control individually so you can customize your lighting to fit your unique needs. In addition to the smartphone app, Geeni smart bulbs are also compatible with Alexa and Google Assistant, so they can be controlled by voice. The Geeni LUX EDISON ST19 Light Bulb is only compatible with 2.4 GHz Wi-Fi networks. It is an energy-efficient lighting option at only 8-Watt, but still bright at 800 lumens-the equivalent of a 60-Watt incandescent bulb, yet uses less energy and endures for longer periods of time so you won't have to deal with the hassle of replacing it for-years to come. In fact, each bulb can last up to 25,000-hours, making it virtually maintenance-free.