All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Power supply mode:3.3V external power supply, current should be more than 200mA;
USR-ES1 is the Ethernet module of a SPI interface, interface is TTL level of 3.3V, power supply voltage of +3.3V, please ensure that the current is not less than 200mA, voltage is continuous and stable +3.3V.
W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5
PCB size:23 * 25 mm
Control interface:The TTL level, 3.3V SPI interface;