Philips Hue White Ambiance Smart Bulb Starter Kit (2 A19 Bulbs 1 Hub and 1 Dimmer Switch Works with Alexa Apple HomeKit and Google Assistant) Works with Amazon Alexa to support dimming and shades of white settings through voice control (hub required and included, Alexa device sold separately) Design your own personal Lighting system using the Philips hue white ambiance kit which includes 2 hue white ambiance LED bulbs, hue bridge and the hue wireless dimmer Using only 10.5 watts and providing 800 lumens, the hue white ambiance light bulb allow varying Shades of white, from warm to cool and everything in between Control up to 50 hue products on a single Philips hue bridge using your smartphone app, included wireless dimmer or Siri and Alexa voice commands The hue wireless dimmer kit can be used on the wall or as a remote to dim the white ambiance lights to your ideal temperature. Works with Apple home kit, nest, smartphones and hundreds of 3rd party apps