" MULTIFUNCTIONAL Solar Ultrasound Cat Repellent adopts infrared sensing principle to emit small waves while small animals lead small animals and birds It can help you stay away from harassment cats, hamsters, rabbits, deer and other stray animals, to protect your yard and backyard property HIGH AND ADJUSTABLE SENSITIVITY Keep all types of animals away with this cat repellent In fact you can set the device to different ultrasound frequencies and activate or not the light flashes With the "" sensitivity "" button , on the left of the device, increase or decrease the detection range to adjust it to the size of the terrain to be protected IP 44 WATERPROOF This cat animal repellent is waterproof with an IP 44 classification This means that it is not invaded by foreign objects larger than 1 mm in diameter and that it is able to withstand normal rain in all directions special, if it is raining loud or the weather is very bad, it is recommended to bring it indoors STRONG LED REUSES ANIMALS When the animal enters the area, the infrared sensor detector is triggered, the cat repellent will send the strong LED flash for the animal to receive the spooky and fled the area SUITABLE FOR MANY LOCATIONS This ultrasonic repellent is particularly suitable for use in farms, gardens, rice fields, nursery, orchard, and other places where food is not readily available protected these areas against wild animals Ultrasound repellent cat does not bother people "