CrabTek Home products help you control home appliance.You can simply ask Alexa to turn on or turn off your light. There’s no need to go to the switch to adjust your light - just talk to Alexa on your Amazon Echo. After connecting Alexa to your CrabTek Home products in a few simple steps: (1). Download our "CrabTek Home" app in android or ios app market; (2). Register an account in our "CrabTek Home" app; (3). You need to have some CrabTek Home devices in hand; (4). Configure these devices in our "CrabTek Home" app and change appropriate name for your devices which will be used in "CrabTek Home" skills; (5). Download Amazon "Alexa" app from android,ios or Amazon app market; (6). Configure Echo with "Alexa" app; (7). Search "CrabTek Home" skill from the "Alexa" app skills category; (8). Click Enable skill of "CrabTek Home", and you'll be navigated to "CrabTek Home" login page; (9). Open "CrabTek Home" App, click More Service, choose "Alexa". Link with Verification Code, copy the Code, put code into the login page; (10). Now all setup is finished. You can enjoy the voice control on your home devices like these: “Alexa, turn on the bedroom light.” “Alexa, turn off the bedroom light.” “Alexa, set the bedroom light to 50%.” “Alexa, brighten the bedroom light to 50%.” “Alexa, dim the bedroom light to 50%.” "Alexa, set bedroom light to green." "Alexa, set bedroom light to cool white."