keyestudio W5100 Ethernet Shield gives you an easy way to get your Arduino Online. It can turn your Arduino into a simple web server or use the Internet to read /write its digital and analog outputs/inputs.
Compatible with the UNO R3 board and Mega 2560 R3.
It is directly supported by Arduino official Ethernet Library. It also supports the read &write of mini SD card (TF card).
The shield adopts stackable design. You can directly plug it to Arduino board or plug other shields onto this Ethernet shield. .
Note: its MAC address is random. You can set MAC address in the code.
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