Animal repellent ultrasonic device for indoor use with varying high-frequency signals and chemical-free operation. This ultrasonic device is designed for use in homes and other indoor environments where insects or small rodents are present. The device plugs directly into the wall socket and uses varying ultrasonic signals during operation. Its compact design makes it easy to place in, for example, bedrooms, kitchens, garages, or storage rooms without taking up unnecessary space. The device operates without chemicals, traps, or ongoing maintenance and can be used as a discreet alternative in everyday life. Its silent operation means the device can be continuously plugged in without disturbing the home environment, while the ABS casing provides a durable construction suitable for daily use. A practical option for those who want to complement their home's indoor environment with a smooth and easy-to-use solution. • Ultrasonic signals adapted for continuous indoor operation • Silent operation without chemicals or ongoing maintenance • Material: ABS • Size: 90 x 55 mm • Frequency: 50–60 Hz • Temperature range: 0–40°C • Input voltage: 90V–250V • Power supply: wall socket • Recommended coverage area: 50–80 m² • Quantity: choose between 1-pack, 2-pack, or 3-pack NOTE! May affect small pets such as hamsters, guinea pigs, and rabbits • Easy to use in different rooms • Compact and discreet design • Plug-in design for easy use