Rich WiKi Resources: We provide official Wiki resources, please contact us for more information. ^^ Standard Raspberry Pi 40PIN GPIO header, supports Raspberry Pi 3B+/4B ^^ PoE (Power Over Ethernet) capabilityIEEE 802.3 af/at-compliant. Fully isolated switched-mode power supply (SMPS) ^^ While providing stable power for the Raspberry Pi, there's also a USB-A port for powering extra external device ^^ Onboard high speed active cooling fan, better heat dissipation