Description<br> Features:<br> 3 types for your option: 55X40mm/56x41mm/55x40mm.<br> Mini base board designed for Raspberry Pi Compute Module 4, suitable for evaluating the Raspberry Pi CM4 or being integrated into end products.<br> Standard Raspberry Pi CM4 socket and color-codedRaspberry Pi 40 pin gpio header, suitable for Compute Module 4 Lite-/EMMC series module.<br> Onboard multiple connectors including: CSI-/DSI-/HD-MI/USB/RJ45/Micro- SD-Card Slot.<br> FAN fans only support 5V fans, 12V is not supported, confirm the fan voltage before connecting.<br> <br> Specifications:<br> Material: PCB<br> Size: approx 55X40mm/56x41mm/55x40mm(optional)<br> Type: A/B/C(optional)<br> <br> Note:<br> Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid.<br> Due to the difference between different monitors, the picture may not reflect the actual color of the item.<br> <br> Package includes:<br> 1x Expansion Board<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin