Raspberry Pi, official cases, and PoE equipment are NOT included.               DESCRIPTION          Power Over Ethernet HAT (Type D) For Raspberry Pi 3B+/4B, 802.3af-Compliant, Tailored For Raspberry Pi Official Case                     POE HATFOR RASPBERRY PI           Power Over Ethernet HAT For Raspberry Pi 3B+/4B, 802.3af-Compliant            Tailored for Raspberry Pi official case                                Features At A Glance                 ThePoE HAT (D)is an 802.3af-compliant Power Over Ethernet accessory for theRaspberry Pi 3B+/4B. By using this small HAT and some proper 802.3af-compliant power sourcing equipments, it is possible to provide both network connection and power supply for your Raspberry Pi in only one Ethernet cable.              Supports Raspberry Pi 3B+/4B, compatible with the Raspberry Pi official case        PoE (Power Over Ethernet) capability��IEEE 802.3af-compliant        Fully isolated switched-mode power supply (SMPS)        Onboard high speed active cooling fan, better heat dissipation                                  Specifications                                POE POWER INPUT         37V ~ 57V DC in                       POWER OUTPUT         5V 2.5A DC out                       NETWORK STANDARD         IEEE?802.3af PoE                       DIMENSIONS         58.90 �� 54.92mm                                        For Use With Raspberry Pi 3B+/4B                                           Compatible With Official Case           Raspberry Pi Official 4B Case(Left) And Raspberry Pi Official 3B+ Case (Right)                                      Application Example                                           Power Over Ethernet           Providing Both Network Connection And Power Supply For Your Raspberry Pi In One Cable                             Raspberry Pi, official cases, and PoE equipment are NOT included.                          Active Cooling Fan                                           Onboard Resources                                                  Outline Dimensions                                           Resources & Services                                                                   WIKI:www.waveshare.com/wiki/PoE_HAT_(D)                  * Resources for different product may vary, please check the wiki page to confirm the actually provided resources.