Upgraded Technology: The pest repellent features an advanced chip that helps effectively deter pests and rodents. It repels a wide range of insects, including spiders, fleas, rats, and other common pests. Safe for Humans and Eco-friendly: This device emits ultrasonic frequencies targeted specifically at pests, encouraging them to leave the area. It is safe for use around humans and pets and contains no chemicals or odors. Compact Design: The ultrasonic pest repeller measures 11.3 x 4 x 2.6 cm. Its lightweight and portable design makes it suitable for use at home or during travel. Easy to Use: Simply plug the device into a standard electrical outlet to activate. It operates silently and requires no batteries or maintenance.