Welcome to our store！</br> 1、It is an ultra‑thin design with a thickness of only 14mm, which is light and beautiful and easy to install. 2、All‑aluminum CNC high‑precision processing technology, heat dissipation shell specially designed for Raspberry Pi 4B. 3、Passive heat dissipation of the whole shell, support for CPU and memory heat dissipation, better effect. 4、Anti‑slip rubber particles, more firm, prevent scratches, it can better protect your equipment and improve working performance. 5、It is made of selected high‑quality aluminum alloy materials, durable and durable, and has a long service life. <p class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text"> Item Type: For Raspberry Pi shell Material: Auminum Alloy Applicable Model: For Raspberry Pi 4B <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 Set (2 Pieces) x&nbsp;Shell 1 x Side Panel 1 x Sticker 2 x Silicone Heat Dissipation Sticker 8 x Screw 4 x Anti-Collision Particles 1 x Wrench Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>