Features: Supports HomeKit adaptive lighting mode, with lights automatically adjusting color temperature according to different time periods of the day, making the lights more natural. Switch on and off the lights remotely through the mobile phone app, and adjust the color temperature and brightness at will. Voice control lamp on/off, multiple control methods. Smart bulb designed with an E27 base that can be used in many existing light fixtures and lamps. The Aqara LED T1 Bulb also has support for adjustable transition settings and dynamic scenes. Transitions can be switches from lightning-fast switches to slow and gradual transitions. Specifications: Item: Smart LED Bulb Main Color: White Material: ABS Voltage: 220-240V Screw: E27 Color Rendering Index: Ra90 Luminous Flux: 806LM Color Temperature: 2700K-6500K Power: 9W Wireless Protocol: Zigbee, BT Size: 60*102mm Packing Size: 12.5*6.2*6.2cm Packing Weight: 70g Package List: 1* Smart LED Bulb