Welcome to the store! 1. Made from high-quality ABS material, its hard texture provides better protection for your Raspberry Pi. 2. It can accommodate a CPU cooling fan within the enclosure to improve heat dissipation and ensure a long lifespan. 3. The enclosure can be mounted on the wall via the hole at the bottom for easy installation and removal. 4. Professional design and a reasonable structure make this case suitable for Raspberry Pi 3B/3B+. 5. Available in four colors: black, green, blue, and transparent, allowing you to choose your favorite. Item Type: Raspberry Pi Case Material: ABS Specification: D-style Purpose: For Raspberry Pi 3B/3B+ 1 x Case 5 x Screws 1 x Accessories Your 100% satisfaction is our top priority. We are committed to providing you with the best service. If you encounter any issues after receiving the product, such as damage or incorrect quantity, please contact us immediately for the best solution!