For sale is either a sketch of the machine's setup via the internet or in writing 

One instruction per registration.Please do not ask how the device works or is built until the release date. ?????The feed-in (400) euros per month is calculatedbased on the stock exchange and the approximate value of the respective countryper (worker?). An increase of 1 or 2 euros is alsonot dramatic, but if 500 to 1000 eurosand even higher is fed in or used for oneself,then it could be that you are violatingmy business conditions, whether it was misreador otherwise, but as far as I know,just like with solar energy, there is a computer that calculatesthe feed-in amount. Either you feed in thetop electricity amount or take it for yourself.