Multicolor & Auto White: Dimmable 16 million colors and warm to cool whites(2500K-6500K). Set your bulb to automatically adjust its color temperature to match natural light patterns from dawn to dusk. Explore endless lighting possibilities to create your favorite light effects for everything from a dinner party to a late-night study session. Great for holiday decorations. App/Voice Control: Access to 2.4GHz network, Wi-Fi bulb can be turned on/off anywhere via smartphone App. And with help of Amazon alexa echo dot and google assistant to use your voice for hands-free control smart led light bulb. No hub required. New in box.