Ultrasonic Pest Repellers

How safety are these Ultrasonic Pest Repellers?

Nowadays, lot of organizations are started selling ultrasonic pest repellers through online. The people also buying these products without verifying their efficacy. As per the latest research indicates these kind of electronic pest control system may not always produce the desired result. It is important to check brand and user reviews before buying the products of this kind, warns officials in the US. However, using the ignorance of people, these kinds of products are flourishing in the online market place. According to the makers, these devices will wipe out rodents, cockroaches, ants, spiders and other household insects without harming human being and their pets. Still, there is no verifiable proof available for this claim. It's better to be cautious while dealing with ultrasonic pest control system.