With wireless control on your smartphone or tablet, choose the perfect light setting for any mood or activity such as reading or relaxing, concentrating, or energizing. For the full Hue experience and to take advantage of voice activation purchase the Philips Hue Hub (Model: 458471). Search "Philips Hue Hub" or "B016H0QZ7I" to find this product on Amazon Requiring the Philips Hue Bridge (sold separately) for the full Hue experience, this light creates ambiance with warm white to cool white light Install it anywhere you would a standard recessed downlight and pair it with the Hue Bridge, allowing you to control this and other Philips Hue lights via the Philips Hue App. Lifetime up to - 35,000 hour(s). Total lumen output fixture - 700 lm Easily expand your lighting system with accessories (sold separately), such as a Hue Dimmer Switch, Hue Tap, or Hue Motion Sensor. Pair it for automation with your existing Nest or SmartThings system This box includes one Philips Hue Retrofit Recessed Downlight with manual and two-year warranty Does not ship to California From sunrise to sunset, the Philips Hue White Ambiance Dimmable LED Smart Retrofit Recessed Downlight changes how you light your moments at home. With wireless control on your smartphone or tablet, choose the perfect light setting for any mood or activity such as reading or relaxing, concentrating, or energizing.