Sonoff B1 Smart Wifi Lamp E27 Dimmable Colorful LED Lamp RGB Color Light APP Description: Lamp Base: E27Rated Power: 6WTypical Lumen Output: 600lmBeam Angle: 120 Degree typicalColor Temperature: 2800K-6500K & RGB full colorDimmable: Yes (via app/Amazon Echo/Google Home)Wireless Standard: WiFi 2.4GHzRated Input Voltage: 90-260V AC 50/60HzStand-by (Light off) power: 0.5W MaxOperating Humidity: 5%-90% RHOperating Temperature: 0ºC~ 40ºC (32°F ~ 104°F )Storage Temperature: -20ºC~ 80ºC (-4°F ~ 176°F ) Product Features: No Hub Required – Connect the bulb directly to your Wi-Fi at homeManage Remotely – Control your lights from anywhere with your tablet or smartphone the free eWeLink app (iOS, Android)Color Changing Hue – Fine-tune colors for every occasion and adjust brightness as well as light appearance from soft white (2800k) to daylight (6500k)Voice Control – Pair to Amazon Alexa and to enable voice controlSave Energy – Reduce energy use up to 80% without brightness or quality loss compared to a 60W incandescent bulbCompatibility – Compatible with Android, iOS and Amazon AlexaJust Add to your cart now. Product Overview: Sonoff B1 is white and color ambiance dimmable LED bulb with E27 screw base. The dimming led lamp can be dimmed or brighten via iOS/Android App. With the App, users can select White, then the light will become white ambiance, they can set color temperature from cold to warm and change the brightness from 1%-100%. If they select color, they can change color spectrum of the RGB bulbs to favourite atmosphere. There are four available scenes for the dimming LED bulb: rest, reading, party and casual. The Sonoff B1 E27 color LED bulb is compatible with Amazon Alexa(Amazon Echo, Echo Dot, Tap). Users can ask Alexa to dim or brighten, or adjust the colors of the led light bulb. Specifications: Brand Name:SONOFFCamera Equipped:NoCompatibility:All CompatibleState of Assembly:Ready-to-GoModel Number:Sonoff B1 Wifi Smart LampName:Sonoff B1 Wifi LED Smart LightLamp Base:E27 Smart Light LampRated Power:6W Smart LED LampTypical Lumen Output:600lmBeam Angle:120 Degree typicalColor Temperature:2800K-6500K & RGB full colorDimmable:Yes (via app/Amazon Echo/Google Home)Wireless Standard:WiFi 2.4GHzRated Input Voltage:90-260V AC 50/60HzManufacturer:Official Original Manufacturer of Sonoff