Easy to Use: This ultrasonic deer repellent is easy to use and set up ... depending on the eye height of the predator you want to deter. For best results, you can adjust the item sensitivity ...

This article explores how ultrasonic bird repellent devices, with their silent yet powerful nature, can play a crucial role in keeping birds at bay and mitigating the risk of bird flu transmission.

The effect builds over time, so give the devices a few weeks of consistent use to fully repel an established pest population. The best frequency to set your ultrasonic pest repellent for insects is ...