No need to clean up dead insects. 🐁Fixed Frequency & Variable Frequency Repellent Animals Without Adaptation: mosquitoes, rats and other wild animals that interfere with people's lives, will often appear in the living place, is a very headache, this ultrasonic device has a stop-barking mode: fixed-frequency 25KHZ work, repellent rodent mode: fixed-frequency 25KHZ + variable frequency 10 ~ 32KHZ, repellent mosquito mode: 20KHZ ~ 65KHZ, the ever-changing frequency will not allow mosquitoes and mice to adapt.
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