1. gain a vimtag account. you can register one at https://vimtag.com 2. you need a ipc to add in your vimtag account 3. subscribe the skill at alexa app(account linking use your vimtag account) 4.say"Alexa, launch Eye two", then in our server will create a session 5.then say "discover device", then our server will get the ipc the user has 6. then say "totate left xxx"(xxx is the alias of the ipc, you can configur it at vimtag) and the ipc will turn it's head.