The invention relates to a passenger service unit comprising an air nozzle and a reading lamp. The air nozzle is pivitably installed inside a frame, wherein the frame is fixed on the passenger service unit. An annular element is circumferentially arranged around the air nozzle and contains a plurality of light emitting devices used for providing light beams to the passenger. The light emitting device can be adjusted by an adjusting device, while the adjusting device realizes movement of the light emitting device relative to the annular element. The annular element is unmovablly fixed on the frame.