Amazon.com: TP-LINK 802.3af Gigabit PoE Injector | Convert Non-PoE to PoE Adapter | Auto Detects the Required Power, up to 15.4W | Plug & Play | Distance Up to 100 meters (328
2-Port Gigabit PoE Injector/Midspan w/ Integral Power Supply, 48VDC @ 33.5W - PS4834GB-POE-2
Amazon.com: PoE Ethernet/USB HUB HAT for Raspberry Pi Zero, 1x RJ45 10M/100M Ethernet Port, 3x USB 2.0 Ports, 802.3af-Compliant, Power over Ethernet USB HUB HAT Expansion Board for Raspberry Pi Zero W