Features: This acrylic shell is designed specifically for the development board, ensuring perfect fitand compatibility, providing comprehensive protections and support. Beautiful and Durable: Acrylic material, it has the characteristics of high transparency and durability, making the shell look fashionable and effectively protecting the development board. Easy to install: The shell adopts a modulars design, making it easy to install and disassemble. Users can complete the installation process without using tools, making it easy to quickly assemble. Students and educational institutions: development board users suitable for students and educational institutions to learn and experiment with embeddedsystems. Beginners and enthusiasts: For beginners and electronics enthusiasts who are just beginning to experience embedded development, this shell provides better protections, ensures operational safety, and reduces the risk of accidental damage Specifications: Material:Plastic Size:Mixed Types：A:Acrylic Enclosure Only/ B：Acrylic Enclosure with 4.3'' IPS Screen for： Development Board Package Includes: 1PC Acrylic Enclosure Only/ 1Set Acrylic Enclosure with 4.3'' IPS Screen note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Does not include Development Board