ultrasonic mouse repellent is a device that is plugged into a wall and which emits sound waves or vibrations that mice don't like. It's one tool in the arsenal of how to get rid of house mice - the idea is that these unpleasant and stressful sounds will cause mice to leave the house on their own. But do they really work?
Likewise, some manufacturers state the dogs and cats are not bothered by these devices - however, some people have reported that they think their pets may hear them.
Homeowners may find that an ultrasonic mouse repellent is a useful tool, to be used in conjunction with other pest control methods. If you're willing to give them a try, you can assess their effectiveness for yourself. Regardless of what method is used to remove mice from the home, further steps will need to be taken to ensure that they don't come back. See the article on preventive pest control for more information.