controller 1.solar and wind power system 2. with LCD display 3. controller for controlling the wind furling and facing ... to protect the wind generator and solar panels8) with RS232, USB (optional )9) with different DC , such as 12V,24V,36V,48V ... ,360V,480V. ( optional )10) high transfer efficiency 80%---95%11)LCD ,LED ,COLOR BOX Wind turbine controller:2kw-30kw