Dayun automotive electrical appliances series Dongfeng trump series all domestic car general electric control dual tone air horn 37.6B2-2101037.6B2-21010

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Bicycle air horn truck electric air horn horn a can be divided into the horn of a motor pump, electric air horn, mechanical air horn. Electric air horn by DC motor pump produce compressed air, and passed the flame tube compressed air into the air horn sounding device (copper, silica gel plate or tray) sound, again through the sound amplifying opening expand sound to alert and warning role. Electric air horn by two to four or more horn pipe, by a built-in automobile air pump (brake pump or electric pump) to provide air pressure, car horn switch connected the electric control switch, as shown in the figure is a kind of electric air horn. Mechanical air horn sound producing device and other air horn indistinguishable, but air pump by electric manual, is mainly applicable to the fans on the football field, the bicycle lack of power of the local. Motorcycle 12V gas horn car electric air horn mainly 12V, 24V and other specifications, mainly applicable to the motorcycle 24V air horn mainly suitable for container trucks, medium-sized trucks, buses and other large vehicles. Air horn horn length divided into different audio level, the longer the length of sound is low and the length of the short sound more high. The effect of an air horn used for a bicycle to be used for a bicycle is not only a warning, but the position of the air horn can be used for a bicycle.