Description: 【Durability】: Crafted from Stainless steel, these Reflective Wind Power Scare devices are designed to withstand extended outdoor use. While the windmill ensures smooth 360 degree rotation for optimal sunlight reflection 【Enhanced Reflective Design】: These Reflective Bird Deterrent Devices feature a surface coated with a reflective material that creates captivating flashes of light. This sudden glare and light change effectively deter birds from crashing into window or nesting in unwanted areas, providing a visually effective bird deterrent solution 【Easy Installation and Versatility】: Effortlessly establish none bird zones by placing these reflective devices in various locations such as your garden, pool area, deck, or boat. Ensure they are positioned where sunlight can illuminate the reflective surface to maximize their flash effect for optimal results 【Humanized Bird Deterrent Solution】: Utilizing wind, sunlight, and reflections, these devices offer an effective way to protect your property from bird related issues without causing harm to the birds themselves. Ideal for safeguarding gardens, window, porches, and more 【Compact Size and Packaging】:Bird Pinwheels device comes in 2 Pack, making them easy to handle and install wherever needed for comprehensive protection against birds across various environments Size Chart: 16.4inchx13.2inch Base diameter 3.3 inch Package Includes: 2 Bird Reflective Scare Devices Note: Please allow slightly errors due to manual measurement and different monitors.