Long-Term Pest Prevention = Creates a hostile environment that repels and prevents pests from returning thanks to ultrasound ranging from 20 kHz to 65 kHz. Proven effective against rodents such as mice and rats. Improved ultrasonic frequency variation technology ensures long-term effectiveness. Eco-Friendly & Non-Toxic = No harmful chemicals, pesticides, or poisons are used; it offers a safe and eco-friendly alternative to traditional methods. Ideal for homes with children, people with allergies, or organic farming. Low maintenance and easy to use = Immediate operation with no need to change the bait, clean the trap, or incur recurring costs. Wide coverage and versatility = Effective against multiple pests simultaneously. Covers 40 m² of space without barriers. Applicable in homes, garages, warehouses, etc. In ordinary household environments with furniture, 1 device per room or 1 device per 20 m² is recommended for best effect.