What's required? - A 'Philips Hue Bridge' (sold separately) is required for control of the smart lamp. Simply connect your Bridge, install your new Philips Hue lights and take advantage of smart outdoor lighting via the 'Philips Hue' app Highlight your outdoors with the Philips Hue Impress garden wall lights. This kit includes everything you need to install and get started with smart outdoor lighting Style with colour - Choose from 16 million colours including warm to cool white light to create the perfect ambiance for relaxing or entertaining outdoors Discover the perfect garden light for parties, BBQs and more! Feel secure with smart control - Have your outdoor wall lamp turn on automatically when you arrive in the dark, or mimic your presence with lights switching on/off randomly while you're away from home! Control lights with your voice - Works with Alexa, Google assistant and Apple homekit devices for hands-free voice control Control your smart ambient light with simple voice commands! Note: The number of lumens depends on the light colour: at 2700K it is 710 lm, at 4000K 1180 lm.