The Xodo LB4 Smart Wi-Fi A19 Candelabra Bulbs offer customizable lighting with millions of colors and adjustable warm white tones that you can control directly from your mobile device. Using the Xodo app, you can create lighting scenes, set schedules, and manage your bulbs from anywhere, with optional compatibility for voice assistants. These bulbs connect to your home's 2.4 GHz Wi-Fi network and do not require a separate hub. Designed for E12 candelabra sockets, this 2-pack provides an easy way to personalize lighting throughout your home.