Product Advantage:

• No Hub Required – Connect the bulb directly to your Wi-Fi at home
• Manage Remotely – Control your lights from anywhere with your tablet or smartphone the free eWeLink app (iOS, Android)
• Color Changing – 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 control
• Save Energy – Reduce energy use up to 80% without brightness or quality loss compared to a 60W incandescent bulb
• Compatibility –Works perfectly with Amazon Alexa, Google Assistant, Google Nest

Works With Alexa

You can ask Alexa to change color temperature, color and brightness for Sonoff B1.

Color temperature mapping:

Shades of White Color Temperature value (in degrees Kelvin)
warm, warm white 2200
incandescent, soft white 2700
white 4000
daylight, daylight white 5500
cool, cool white 7000 (if the device can't support 7000k, then max supported CT will be used)

Color temperature changing example:

Note: you can only change this in White light, if the light is in Color mode, please switch to White in the App first.
Alexa, change the {deviceName} to white
Alexa, make the {deviceName} warm white
Alexa, set the {deviceName} to daylight
Alexa, set the {deviceName} cooler
Alexa, make the {deviceName} whiter
Alexa, set the {deviceName} softer
Alexa, make the {deviceName} warmer

Color changing example:

Color words: red, yellow, green, blue, white, black, orange, pink, purple, etc.
Alexa, set the {deviceName} to red
Alexa, change the {deviceName} to the color blue
Alexa, turn the {deviceName} green

Brightness changing example:

Alexa, set {deviceName} to 90 percent
Alexa, increase {deviceName} by 40 percent
Alexa, decrease {deviceName} by 40 percent