Aeolos-V 2kW wind turbine was installed in the rooftop of a residential building in north east of France. This vertical wind turbine is 96V off grid system with a 2kw inverter at 230V,50Hz output. The wind power could supply the daily consumption of lights, TV, computer and other house appliances. The noise level of vertical wind turbine is less than 40dB(A), no any affect to the owner and his neighbour's life.