What are the principles of ultrasound mosquitoes?

ultrasonic-mosquito-repellent

There's an ultrasound mosquito repellent. I don't understand how to chase you with a sound. What's the principle?

1485 2018-06-10 Gentleman

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A. 1

It's a mosquito bite by a female, but strangely, she hates the sound of male wingslol
The ultrasound mosquito repellent is the same frequency as the male wing sound

Gentleman 7 years ago 0