POE HAT for Raspberry Pi 4B 3B+,802.3af/at Compliant,Power Over Ethernet (C) Expansion Board 3B+ 4B,with Cooling Fan and Heatsink

Standard Raspberry Pi 40PIN GPIO header, supports Raspberry Pi 3B+/4B PoE (Power Over Ethernet) capability，IEEE 802.3af/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