All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
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)
Smaller and more flexible with a more compact component layout
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.