Easy to Assemble. Really simple to use. Easy to put in the ground and position. Install this scarer to your farm, garden, yard, lawn, patio or anyplace you want to deter the unwelcomed animals. Effective Works Perfectly. It works perfectly and has proved to be very effective. Release powerful ultrasound to get rid of cats and other animals from the garden. And the animals will not get used to the ultrasound. Solar Powered. There is a solar panel on the top of the device to absorb sun light energy. It saves the trouble of changing the battery frequently as well as saving your money too. Its better to install the device to an open place having enough sunshine. Waterproof Design. Specially designed to withstand rain, snow, ice and wind and other bad weather, you can use them in all weather conditions but still working perfectly. Can be effectively working all year-round. Deter Most Animals. Can effectively repel animals like cats dogs birds foxes rabbits rats raccoon skunks rod and so on. Has large detection area range up to 10 meters and can reach 230 square meters. Will not do harm to animals and human.