Description: The entire casing is made of ABS material The structure is divided into upper box, lower box, with 6 screws (4 long screws connected to the upper and lower boxes, 2 fixed flat head screws), plus 4 non-slip wear pads. Suitable for Pi3/3B+, fan built-in installation. The lower box is designed with wall hanging holes, which can be fixed by any wall. The surface is smooth and exquisite, and the buckled card slot is perfectly designed. Fan: DC5V 0.15A Specification: material: plastic Size: 90*65*30mm Package Includes: 1Pcs case shell 1Pcs fan 1Pcs screwdriver 1Pack screw Note: Raspberry Pi not included