120 Volts. Hue phoenix produces a beautiful range of white light that can be changed from warm to cool white (2200K - 2700K)</br>Gives you total control over your lighting from your smart phone or tablet - even when you're away from home</br>Through your smart device, set timers and alarms, connect to a variety of apps and dim the light (cannot be used with conventional dimmers)</br>Control up to 50 hue products on a single Philips hue bridge (compatible with ZigBee certified and wink network products)</br>Includes one hue phoenix down light - requires a hue starter kit or compatible bridge for dimming and smart control</br></br>Product Description</br></br>Hue phoenix produces a beautiful range of white light that can be changed from warm to cool white, brightened and dimmed - all via the hue app on your smart device. Connect to your home wireless network for instant and complete control of your home lighting from your smart device. Simply sync your lights to the Philips hue bridge (not included). once that is done, you can control your lights wirelessly from anywhere in your house. With the hue wireless bridge, you can link up to 50 hue products at a time to create a complete lighting system for your home. Philips hue brings endless possibilities to help you get creative and help you personalize your lighting to suit yours and your family's lifestyle. With the four preset light recipes, hue phoenix can help you relax or concentrate, change the atmosphere of a room, and help keep your house safe when you're out. All hue phoenix products feature a unique 3D texture that adds a sparkle finish to your decor. To add a splash of color, add any combination of hue and friends of hue lamps to your bridge. A hue bridge is required, and the hue phoenix lamps can be used in addition to any of the hue or friends of hue starter kits.</br><br/>http://www.amazon.com/gp/product/B00W1KXZZE