From sunrise to sunset, the Philips Hue White Ambiance E12 40-Watt Equivalent Dimmable LED Smart Bulb 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. Requiring the Hue Bridge (sold separately) for the full Hue experience, this E12 LED smart light is designed to fit candelabra lamps in nightlights, chandeliers and more. Install the LED light as you would install an ordinary bulb, pairing it with the Hue Bridge, which allows you to control smart-bulb-equipped lights via the downloadable Philips Hue App. 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 1 Philips Hue white E12 light bulb, manual and 2-year warranty.