“Do ultrasonic pest repellers actually work?” Read on to see what pest control experts say about these devices and if these are a good solution for your pest control needs. An ultrasonic pest ...

But how do these repellents actually work? A great deal of research has gone into understanding how and why female mosquitoes – they are the ones that bite us – are attracted to people.

Ultrasonic pest repellents have become increasingly ... and will avoid. They often work better than homemade bug sprays for repelling rodents like mice or rats, and some insects like cockroaches ...