| 摘要 |
For an electromotive scooter which gets its driving force from an electric motor driven by batteries mounted thereon, and which has a power source unit for an electromotive scooter which supplies power of nominal value of 48V to the electric motor that requires high voltage to exert high driving performance and also supplies power of nominal value of 12V via an auxiliary power source to the other electric devices in such a manner that even in a case of large fluctuation of voltage in the main power source, a stable power is assured for the electric devices, a control unit, for example, making it possible to employ as these devices those products for common use on the market. Also, the electromotive scooter provides a warning device which, by means of a pilot lamp that gives a visual signal and a warning sound that gives an acoustic signal as an equivalence of the sensation of idling of inner combustion engines, tells or warns the rider or nearby people when the switch for the electric motor is on and the vehicle is ready to run.
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