Features:1. RGBCW & Multi-color Smart Bulb: Cool white and warm white RGB smart bulb create your favorite lighting effects with 16 million colors, and the brightness of each color can be dimmed.2. Energy Saving & Lifespan: Equivalent to 100W traditional incandescent bulbs. Saves up to 80% energy, lasts longer and saves energy.3. Compatible with Voice Control: The smart bulb works with Alexa Echo, Google Home Assistant, you can control the smart bulb with your voice, and you just need to give a voice command to turn on/off or dim/brighten the light.4. APP remote control: Turn on/off Alexa, google home and smart lamp, whether you are at home or from the hotel., all you need to do is download the "smart life" APP. You can create a group for all smart bulbs and control them all with a single command.5. Wide App & Scene System: You can set different light modes in smart life to suit different occasions, including kitchen, living room, bedroom. The smart lamp can also be used for table lamps, café, bar, party, etc. Description:The RGBCW smart bulb has these functions: color palette, group control, sunlight, timer, sunrise, sunset, dimming, mic function, diy mode, scene mode, energy saving, etc., suitable for kitchen, living room, bedroom, etc. Specifications:Shell Diameter: 95mmShell Height: 131mmColor Temperature: 2700-9000K+RGB 16 million (Single Warm White with RGB Mixed ColdLight Intensity: 850-900LMForld Index: ge; 80Power: 12W Power Factor: gt; 0.5Input Voltage: AC100 - 240V Input Frequency: 50/60HZWifi: 802.11b/g/nWi-fi Frequency: 2.4G Package Included:1pc*Bulb Notes:1. Please allow 0-1 inch error due to manual measurement. Thank you for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object.