You can use Tramsmart App to control smart lights, smart plug etc smart device in your house by voice.
Tramsmart app could control and scene your smart devices at home.
After connecting Alexa to your Tramsmart products in a few simple steps: (1). Download our "Tramsmart" app in android or ios app market; (2). Register one Tramsmart account in our "Tramsmart" app; (3). You need to have some Tramsmart devices in hand; (4). Configure these devices in our "Tramsmart" app and change appropriate name for your devices which will be used in "Tramsmart" skills; (5). Download Amazon "Alexa" app from android,ios or Amazon app market; (6). Configure Echo with "Alexa" app; (7). Search "Tramsmart" skill from the "Alexa" app skills category; (8). Click Enable skill of "Tramsmart", and you'll be navigated to Tramsmart login page; (9). Input your Tramsmart account username and password, you'll be redirect to the success page; (10). Now all setup is finished.
You can enjoy the voice control on your home devices like these: Alexa, turn on kitchen light Alexa, turn off kitchen light Alexa, dim livingroom light Alexa, brighten livingroom light Alexa, set the livingroom light to 20 percent Alexa, set bedroom light to Blue