The Philips Hue White & Color A21 1600lm from Philips Hue — the world's leading smart lighting brand — offers premium-quality illumination that is fully controllable via the Hue app, Alexa, Google Home, and Apple HomeKit, setting the standard for smart home lighting integration and reliability. RGBW A21 high-lumen bulb, 1600 lm, 16M colors, E26 base, Bright room lighting. Synchronise with Hue Entertainment for immersive lighting that reacts to your movies and games, or set gentle sunrise alarms and wind-down routines that align lighting with your natural circadian rhythm. Backed by Philips Signify's industry-leading warranty and a continuously expanding ecosystem of compatible devices and accessories.