特長〔Echo Producer for E-Scooter〕 A sound generating device for electrical scooter, mainly comprises a power conditioning unit and a control circuit, the control circuit system comprising at least a pulse wave detecting unit, the audio selection unit and power amplifier unit, so that all units are connected and assembled in a body. Wherein the power conditioning unit connected to the electrical scooter department for the battery, the battery voltage adjustment control to the operating voltage value of the control circuit to supply the control circuit of the power supply, the pulse wave detection means for detecting the motor vehicle department of motor high-frequency pulse signal to generate the audio, with the audio selection unit selects the sound is different, the sound source via the power amplifier unit suitable amplification, to emit sound elements with sound, note to remind pedestrians or vehicles to drive, so that the motor vehicle driving safer.
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