The Victor® PestChaser® Pro is one of the most powerful humane pest controls on the market. The plugin emits high-frequency sound waves to repel the rodents away from your home. The noise is completely inaudible to humans and any non-rodent pests. When used as directed, the Victor® PestChaser® Pro is a kind and safe alternative to traps and poisons, making it a great choice for homes with children and pets.