The Raspberry Pi 4B/3B ABS Plastic Case with Fan and Heat Sink is designed to provide robust protection and efficient cooling for your Raspberry Pi board. Made from durable ABS plastic, the case offers excellent defense against dust, physical damage, and accidental bumps. Specifically tailored for the Raspberry Pi 4B and 3B models, it features a built-in cooling fan and a heat sink to regulate temperature, ensuring the board operates efficiently even during extended use or under heavy load. The case is well-ventilated, allowing for optimal airflow and preventing overheating. It also includes precise cutouts for easy access to all essential ports, making it an ideal choice for users looking for both protection and enhanced performance in their Raspberry Pi projects.