Suitable for most light fixtures, this bulb offers instant dimming. Key Features Warm-to-cool white light Instant control via Bluetooth Control with app or voice* Add Hue Bridge to unlock more Features Control up to 10 lights with the Bluetooth app Philips Hue with Bluetooth is the easiest way to get started with smart lighting. Set the mood instantly with Bluetooth-enabled light fixtures and the Hue Bluetooth app, which allows you to control up to 10 lights in a room. Control lights with your voice* Philips Hue works with Amazon Alexa and the Google Assistant when paired with a compatible Google Nest or Amazon Echo device. Simple voice commands allow you to control multiple lights in a room or just a single lamp. Set the right mood with soft white light Hue bulbs and light fixtures use a soft white light. Dimmable from bright daylight to low nightlights, these smart lights allow you to fill your home with just the right level of warm light when you need it. Get the perfect light recipes for your daily activities Use the preset Philips Hue light recipes to fit your mood or activities throughout the day. Amp up the energy with the cool white light of the Energize light recipe in the morning or unwind with the subtle, soft light of Relax. Unlock full suite of smart light features with Hue Bridge Add a Hue Bridge (sold separately) to your Bluetooth-controlled setup to make your smart lighting system even smarter. With the Hue Bridge, you can add up to 50 lights — including your existing Bluetooth-enabled lights — and smart accessories throughout your entire home, as well as unlock upgraded features such as away-from-home control.