100% brand new and high quality Descriptions: 100% Brand new and high quality. Features: Unique open shell one-layer for Raspberry Pi 4 shell, made of acrylic, you can clearly see the technology behind the machine. This fully vented case with fan is designed to keep your Pi 4 as cool as possible for optimal performance. Clear transparent case with easy Installation insert PI into bottom part, connect fan and snap on top part Includes 1 preinstalled fan, easy acsses to all ports and maximum airflow. The top acrylic plate can be opened upwards for more convenient use. Specifications: Size: approx 10.2x7x3.5cm/4x2.75x1.38in Material: Acrylic Color: Clear Feature: with Cooing Fan 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. Package Includes: 1 Set x Acrylic Case with Fan for Raspberry Pi 4 B