Multifunctional Ultrasonic Silent Electronic Pest Repeller - Repels Mosquitoes, Cockroaches, Spiders, Bats

Ultrasonic pest repeller is safe and reliable, harmless to humans and pets. It can repel mice, mosquitoes, cockroaches, spiders, etc. Silent plug-in design allows you to sleep peacefully. Features: 1.Advanced frequency modulation technology: Utilizes variable frequency resonant ultrasonic waves to continuously change the frequency of sound waves. This prevents pests from adapting to the environment and encourages them to migrate naturally. It is a safe, radiation-free and effective pest control solution. 2. Silent and safe: This electronic pest repeller uses noise-free, non-interfering physical sound waves. It can effectively repel pests and create a quiet environment without harmful radiation, ensuring home safety. 3. Environmentally friendly pest control: This plug-in pest repeller provides a chemical-free, environmentally friendly method of pest control. By using sound waves, it avoids the production of toxic substances, ensuring that it will not interfere with daily life and ens