The worldwide first roof air conditioner with integrated roof window, roof window with an active deaeriation and simple pleated darkening, flat aerodynamic construction form, perfect mounting result because of the roof thickness adaption, individual adjustable air diffuser with automatic fan, temperature and fan stage comfortably adjustable by remote control, operating panel with integrated dimmable LED-lighting. Energy-efficient heat pump system for cooling and heating during the stand operation (230 Volt AC). Via DC-Kit-2 or DC-Kit-3 also operating during the ride (12 Volt), perfect mounting result because of the roof thickness adaption, individually adjustable air diffuser with automatic fan.