Features: A shell case for Raspberry Pi 3B+/3B/2B. Acrylic material and special design enable this shell case to dissipate high heat rapidly. 9 layers of acrylic shells protect the device from impact, dust and being scratched. A cooling fan can be installed due to cooling holes for faster heat dissipation. Numerical control machining creates precise workmanship and accurate holes. Made of high quality acrylic, which enables this screen case for Raspberry Pi 3B+/3B/2B to work for a long time. Specification: Product type: Shell Case for Raspberry Pi 3B+/3B/2B Material: Acrylic Suitable: For Raspberry Pi 3B+/3B/2B Fast heat dissipation: Support Package size: approx. 13 * 9.5 * 6 cm/ 5.1 * 3.7 * 2.4 in Package weight: 86g/ 3.0oz Package List: 1 * Shell Case for Raspberry Pi 3B+/3B/2B 1、A shell case for Raspberry Pi 3B+/3B/2B. 2、Acrylic material and special design enable this shell case to dissipate high heat rapidly. 3、9 layers of acrylic shells protect the device from impact, dust and being scratched. 4、A cooling fan can be installed due to cooling holes for faster heat dissipation. 5、Made of high quality acrylic, which enables this screen case for Raspberry Pi 3B+/3B/2B to work for a long time.