ULTRASONIC PEST REPELLOR Powerful ultrasound combined with siren, equipped with infrared motion sensor, drives away unwanted wildlife in a humane way and protects your life from disturbance once animals enter the protected area. Intense ultrasonic signal to drive away animals. No dirty chemicals or pesticides, no traps, no dead animals. Humane and environmentally friendlySOLAR POWERED WATERPROOF The repeller is equipped with a solar panel on the top and can be charged by solar energy. Thanks to the waterproof design, the device can withstand rain, snow, ice and wind. Solar charging is such an economical and environmentally friendly method that it can also save you a lot of money. The sensor covers a 110 degree angle left and right and a 50 degree arc up and down, up to a maximum distance of 8m for monitoring. When the animal is near the ultrasonic repeller, the animal repeller is activated to emit high frequency sounds that are irritating to animals but barely audible to humans < /ul>