Starter set with three light bulbs, a bridge, and a dimmer switch. Works with Philips Hue. Compatible with Amazon Alexa, Apple HomeKit, and Google Assistant. Over 16 million colors and 50,000 shades of white. 2200 to 6500 Kelvin – from warm white to cool white light. Create a personal atmosphere or mood with your lighting – from a cozy ambiance to the perfect light for various activities. Imagine that with one click, all the lights turn on. Your living room transforms into a cinema with a tap of your finger, you wake up every morning to a gentle sunrise, or your light greets you when you come home.