This windmill bird repeller can not only beautify your home, garden, orchard, balcony, but also scare away birds and protect your home, garden, orchard, balcony and other places from intrusion Ecological protection it avoids aggressive pest eradication and prevents harmful chemicals from entering our body and environment What's Safer and More Effective than Bird Stings and Insect Repellent Ultrasound Material safety Windmill bird repellent adopts non-toxic and tasteless reflective material Sturdy and durable, it can be used for a long time. Reflective properties that last for years even when exposed to sunlight or rain Easy to use, the windmill bird drive rotates with the wind, and the emitted light formed in the sun can effectively drive away birds such as pigeons, woodpeckers, magpies, sparrows, etc., without harming birds and polluting the environment Application to protect fruit trees, garden furniture as well as roofs, awnings, flower beds, ponds, balconies, etc. Great for deterring birds, pigeons, blackbirds to avoid droppings or destroying cultures