Intelligent Sound Wave Technology: Our tick repellent effectively drives away mosquitoes and insects using electronic simulation technology. It emits sound waves that irritate these pests, keeping them at a distance. Safe for Humans & Pets: This ultrasonic pest repeller is non-toxic and free of odors and chemicals, ensuring a safe environment. Made from ABS flame-retardant material, it is eco-friendly and suitable for long-term use. Easy to Use: Simply turn on the device and hang it on your body or nearby. With a one-button operation, it automatically protects your area from fleas, cockroaches, mosquitoes, mice, spiders, ants, and more. Energy Efficient: The device charges in just one hour and offers all-day protection. It comes with a USB power adapter and has a low electrical radiation level, making it safe for long-term use. Works at a frequency of 50Hz. Portable Design: This compact insect repellent is lightweight and convenient for travel, making it ideal for indoor and outdoor use, including camping and fishing.