Enternet Shield
an Arduino board to connect to the internet via an Ethernet cable. It allows the Arduino to send and receive data over a network, making it possible to build internet-connected projects such as web servers, data loggers, or IoT devices.
Chipset: Wiznet W5100 (hardware TCP/IP)
Connections: Up to 4 simultaneous sockets
Speed: 10/100 Mbps Ethernet
Interface: SPI (pins 10-13), SD card slot (pin 4)
Power: 5V operation, some versions support PoE
Features: RJ45 connector, micro SD card slot for storage
Compatibility: Works with Arduino Uno, Mega, and others
#Application
Web Server
Remote Monitoring
Remote Control
Factory Automation
Data Logging and File Server
Ethernet-controlled LED Displays
Home Automation
Client Applications