Ultrasonic repeller for cats: The solar repellent adopts the principle of infrared detection to emit small waves while small animals drive small animals and birds. This can help you stay away from harassing cats, hamsters, rabbits, deer and other stray animals, protecting your garden and property from your garden. Waterproof and easy to use: It is an excellent outdoor cat repellent, designed with a hanging hole that allows you to suspend objects such as trees, fences and walls to ensure optimal effect, or to place the ground stake under the , its waterproof design allows it to operate in all weather conditions. 5 Modes:Repellent Cat Ultrasonic has buttons that can adjust the frequency and sensitivity and the choice of 5 modes for different animals to accurately identify the range and drive it out and will not harm animals. High sensitivity: The motion sensor covers an angle of 110 degrees left and right, as well as a 50-degree arc from top to bottom, up to a maximum distance of 10 m for monitoring. The quality of the detection depends on the size of the animal (the larger the animal, the wider its range). WARM TIP:If you turn on thecat sensor repellent when you receive it, it has no response. Please charge it in the sun about 2 hours and it will work.