Item Type: Protective Case for Raspberry Pi 4B Material: ABS Application: For Raspberry Pi 4B LWH: Approx.61 x 90 x 35mm / 2.4 x 3.5 x 1.4in1The product has rich interfaces, has a variety of interfaces, and has high scalability. 2Great workmanship, strong and durable, can protect for Raspberry Pi in all directions. 3Professional production design, does not affect the WiFi signal, the side slot can be installed GPIO cable. 4Reserve all the interfaces for Raspberry Pi, such as USBC power, A/V, HDMI, USB, Ethernet, memory card slot, CSI, display and GPIO. 5Strict quality control and quality assurance, high safety factor, can be used with peace of mind. 1 x Protective Case 4 x Screw 2 x Accessories