Sunbeam is a well-known company that sells a number of mosquito and pest control products including their most popular product which is called the Ultrasonic Sunbeam Mosquito Repellent. This product emits a powerful signal that prevents unwanted pests from coming near you, but yet it's completely undetectable to human ears. The Ultrasonic Sunbeam Mosquito Repellent can be clipped to your belt, backpack or clothing and is worn to ward off mosquitoes and other pests. This product usually comes in sets of three and can cost anywhere from $15 to $20 to purchase online. Sunbeam products are known for their compactness and their ability to be clipped on clothes, belts, etc.