B * 4 pices Windmill design, easy installation and dismantling, suitable for balconies, windows, vineyards, gardens, orchards, houses, etc. Using non-toxic and tasteless rflchizing mattrials, the windmill bird repellent rotates with the wind and the sun-shaped light can effectively hunt birds such as pigeons, woodpeckers, magpies, sparrows, etc. It is harmless to birds and will not pollute the environment. Do not waste time hunting birds alone, our windmill bird repellent can help you effectively hunt birds, so you don't have to worry about being attacked by birds during bird season Double function design, this windmill bird repellent can not only beautify your home, garden, orchard, balcony, but also curl up birds, protect your home, garden, orchard, balcony and other places from intrusions The windmill bird repellent is not only beautiful, but also effective in repelling birds. It is more sr and more effective than pigeon bird repellent and ultrasonic bird repellent.