Features: The shell designperfectly fits for OrangePi PC board, with precise cuts and openings for all necessary ports, connectors, and components. It securely holds theboard in place, providing easy access to various interfaces and functions. Transparent view allows you to visually inspectthe board and its components without opening the shell. This helps to monitor the status of theboard or verify connections. The chassis is equipped with ventilation holes or slots to ensure sufficient airflowand prevent overheating of theboard during operation. Proper ventilation helps to maintain optimalperformances and extend the lifespans for OrangePi PC. The acrylic shell provides reliable protections against dust, debris, accidental collisionsandminor impacts. It helps to protect circuit boards from physical damage, minimizing the risk of short circuits or component failures. Assembly: The chassis is usually composed of multiple components and can be easily assembled and disassembled. Accurate cuts and screw holes ensure a safe fit and a simple installation process. Specifications: Material: Acrylic Color: Clear For OrangePi PC Size: approx 90x60mm/3.54x2.36in Types: A Enclosure Only/ B: Enclosure with Fan /C: Enclosure with Fan and Heatsink Package Includes: 1Set Enclosure for OrangePi PC 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.