You can use the APP to control smart lights, smart plug etc smart device in your house.
GM Konnect control and scene your smart devices at home
* Alexa, turn on the light * Alexa, turn off the light * Alexa, dim the light * Alexa, brighten the light * Alexa, set the light to 20 percent * Alexa, set the light to green please * Alexa, set the light to cool white please