Welcome to our shop! This passive cooling enclosure is designed for Raspberry Pi Zero 2W and Raspberry Pi Zero models, ensuring strong compatibility. The enclosure is made of corrosion-resistant aluminum alloy, which provides fast heat conduction and good heat dissipation. The upper cover is equipped with a thermal column, combining thermally conductive adhesive and chip to achieve overall cooling. Installation is easy with the included pin header, screws, nuts, and plastic rings, providing excellent protection for the motherboard. The aluminum alloy enclosure also features reserved holes, allowing for easy installation of mainboards without compromising functionality. 100% Satisfaction: Our customers are our top priority. If you encounter any issues with the product, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with satisfactory after-sales service.