The onboard 40PINGPIO interface and standard CM4 connector support access to Compute Module 4 Lite/eMMC series core boards.Equipped with CSI//FAN//USB/RJ45 Gigabit Ethernet port/-SD card/M.2 and other interfaces, it is more convenient to use.For CM4 basic expansion board (type A), it is convenient to learn and evaluate the For computing module or directly integrate it into the product. functions, mini size, only the size of a bank card.Although the board is small, it has all the internal organs.Product name: Expansion boardModel: CM4-IO-BASE-AInterface: CSI//FAN/-compatible/USB/RJ45 Gigabit Ethernet/-sd card/M.2Working voltage: 5VPower supply current: 3APurpose: dedicated base plate for computing modulePlug Type:US Plug,it applies to Canada, ,Mexico, Thailand, the , the Philippines,Taiwan and so on.color:BlueMaterial:PCBsize:85 x 56mmPackage Contents:1 x Expansion Board1 x Shell (Upper And Lower Panels)1 x Fan1 Supply1 x Screwdriver1 x Screw PackageOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.