Best Mosquito Repellent Sound Based on Research (10kHz ultrasound) - 10 Hours

Based on a study in 2016, sound waves with 10kHz to 100kHz frequency can cause discomfort to insects and thus have repelling power towards them.
Reference:
Tiwari, D., Alam, M., 2016. Electronic Pest Repellent: A Review. doi.org/10.131...
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