From sunrise to sunset, the Philips Hue Ceiling Light collection can change how you light your moments at home. With over 50,000 shades of white, each light will work perfectly in any indoor application. 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. Easily expand your lighting system with accessories (sold separately), such as a Hue Dimmer Switch, Hue Tap, or Hue Motion Sensor. Control your light by voice with Amazon Alexa, Google Nest, and Apple HomeKit. A Philips Hue Smart Bridge is required for fixture use.