Energy-saving bulb 8 W 800 LM WLAN LED bulb with E27 socket, equivalent to 75 W of a conventional light bulb. Saves up to 80% energy, lasts longer and saves energy: about 20,000 hours of work. No hub required and free app Control the hub is NOT required. ONLY supports 802.11 b / g / n 2.4 GHz Wi-Fi, works with Amazon Alexa and Google Assistant, so can be voice controlled. In the Smart Life app, you can individually control the light or create different groups to control the lights in your home from anywhere. Multi-color and brightness setting 16 million colors are available, brightness from 2000k to 9000k. Choose different colors to suit your mood and adjust the brightness to suit your needs. Eight Scenes and Schedule Eight Scenes for your selection and four Scenes designed as night, read, sleep, meeting mode. In addition, there are four other scenes that can be edited as desired. You can also set up multiple schedules to automatically turn on / off according to the desired preset time. A schedule can be repeated daily or weekly. Product descriptions Color: 1 pack Smart lamp complies with CE, FCC safety standards.Ideal for decorating your home, birthday party, proposal, wedding or as an ambience / mood light. Over 16 million color options in one Smart RGBCW LED bulb. Each color is dimmable. Control your lamp from anywhere in the world with APPs. Compatible with Amazon Alexa (Echo / Dot / Tap) and Google Home (Google Assistant) for voice control. Control your light with IFTTT technology using your iOS and Android devices. Schedule your WIFI lamp to turn on / off at the preset time or color. Specifications Power: 8W (75W equivalent) Luminous Flux: 800LM Color: RGBCW (RGB, warm white) Color temperature: 2700K Dimmable: YES Wireless type: Only support / work with Wi-Fi 2.4GHz Input voltage: AC220-240V