Fit for Raspberry Pi 5, all interfaces are accessible for easier use. Supports installation of a cooling fan, which enhances performance and improves heat dissipation. The fan helps prevent overheating during operation, making it suitable for various usage scenarios. Type: B-1 Acrylic shell + Screw Pack Note: Raspberry Pi 5 is not included. The red cable of the fan connects to the 5V pin on the GPIO, and the black cable connects to GND. Bottom design includes hanging vent holes for better airflow. Please remove the protective film from the acrylic surface before use. Material: Acrylic Color: Transparent Package Contents: 1 x Acrylic shell 1 x Screw Pack (Raspberry Pi 5 not included) Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.