Raspberry Pi 4 4B 3B+ 3B Plus PoE HAT Power Over Ethernet IEEE802.3af DC 5V 2.5A
5 Ports Ethernet Gigabit PoE Switch 4 PoE IEEE802.3af. for Raspberry Pi 4B 3B+ 3B Plus. The product must be used in conjunction with a Raspberry Pi 4B 3B+ and a PoE switch (or PoE injector). Compliant IEEE802.3af PoE standard.