Philips Hue Lily White and Colour Ambiance LED Outdoor Smart Light [Base Kit - 3 Lily] , Requires Hue Bridge , Works with Alexa, Google Assistant and Apple Homekit.Add colour to your garden: Highlight the beauty of your garden or use when entertaining or relaxing, Play with 16 million colours using the Philips Hue app What's required? A 'Philips Hue Bridge' (sold separately) is required for smart control. Simply connect your Bridge, install your new Philips Hue lights and take advantage of smart outdoor lighting via the 'Philips Hue' app Style with colour Choose from 16 million colours including warm to cool