Features: Brand new and high quality High-Performance Computing: Supports the Raspberry Pi Compute Module CM3/3+, providing powerful computing power and processing speed to meet users' high-performance computing needs. Mini Size: Compact design, small and portable, easy to carry and install, suitable for various space-constrained application scenarios. Multifunctional Expansion: Offers rich interfaces and expansion slots, allowing connection to various external devices and sensors to meet diverse application requirements. High Compatibility: Suitable for RPI CM3/3+ and can be used without additional hardware or software modifications. Reliability and Stability: Made from high-quality materials and sophisticated technology, it boasts good heat dissipation and electrical performance, ensuring stable equipment operation for extended periods. Specifications: Material: Metal Length: Approximately 144mm/5.67 inches Note: 1.Please allow 1-2cm errors due to manual measurement, make sure you don't mind before ordering. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Set POE Box