•Wireless lighting •Add up to 50 Philips Hue lights •Control all of your Philips Hue products via the Philips Hue app •Voice control with Alexa, Apple HomeKit, or Google Assistant Personal wireless lighting. Get started with Philips Hue and control your lights from your smart phone or tablet, or even with your voice. The Philips Hue bridge is the heart of the system. It unlocks endless possibilities through the Philips Hue app. Add up to 50 Hue lights and voice control them with Alexa, Apple HomeKit, or your Google Assistant. Dimensions (Overall): 3.5 Inches (H) x 3.5 Inches (W) x 1 Inches (D) Weight: .86 Pounds Finish: Matte Package Quantity: 1 Lighting Switch Type: No Switch on Fixture, Requires Hardwiring Material: Plastic