Easy smart lighting with Philips Hue. Add a White Ambiance light bulb with warm white to cool daylight to give the right light for daily tasks. Use Bluetooth for instant light control in one room or connect to the Hue Bridge (sold separately) to unlock the full set of smart lighting features. With the Hue Bluetooth app, you can directly control your Hue smart lights in a single room of your home. Add up to 10 smart lights and control them all with just the touch of a button on your mobile device. Get hands-free control of your lights and use your voice instead! Simple voice commands allow you to control multiple lights in a room or just a single lamp. Works with the Google Assistant and Amazon Alexa. Easy 2-step installation. Just screw in your Hue Bluetooth bulb and download the Hue Bluetooth app to connect directly to your new bulb. Make your day easier and more pleasant with four preset light recipes handcrafted especially for your tasks: Energize, Concentrate, Read, and Relax. The two cool-toned scenes, Energize and Concentrate, help you get going in the morning or keep your focus, while the warmer scenes of Read and Relax help support comfortable reading or calm a busy mind. With a Hue Bridge (sold separately), you can add up to 50 smart lights to control throughout your home, create timers and routines to automate your entire smart home lighting setup, use your lights to wake up and go to sleep and add accessories such as motion sensors and smart switches.