1. What does it repel: mice, cockroaches, fleas, crickets, ants, squirrels, chipmunks, etc. 2. Safe and easy to use: Forget about harmful chemicals, poisons, and traps, all you need to do is plug the device in and it will go to work, protecting an area of 5,000-6,000 square feet. 3. Humane and environmental protection: the mouse repellent will naturally drive away rodents and will not kill or poison them. No need to clean up the rat carcass. It uses high-frequency sound waves to create an uncomfortable environment for rodents, so they usually leave after just a few weeks of use, and the sound doesn't harm people or pets like cats and dogs because it doesn't use chemicals 4. Powerful and advanced design: The mouse-repellent comes with a transducer and dual speakers that interfere with the central nervous system of your pests. Create an unfriendly environment for rodents to live in to deter them from re-entering the reserve in the long term 5. It's also a great gift for family or friends! They'll love it!