Environmental Protection: The windmill dazzles the birds by reflecting strong light, while the windmill turns in the breeze and makes a metallic sound, scaring the birds out of adaptation to the environment and flying away. Safe for birds and the environment. Convenient to place in various places, such as garden, orchard, vegetable garden, farm. High-quality material: The bird repelling windmill is made of silver glitter polyester material, which is non-toxic, durable, UV-resistant and weather-resistant, and can be used for a long time. EASY INSTALLATION: Easily install this bird proof pin wheel in your area for effective use in direct sunlight and light wind. Application: Suitable for all kinds of birds. There are tens of thousands of flickering lights printed on the bird repelling windmill, shining brightly to scare the birds away. At the same time, these garden windmills rotate with the wind and refract sunlight at the same time, making them beautiful. This is a great decoration for your yard.