With this Ethernet Shield, your Arduino board can be used to connect to internet.

Can be used as server or client.

Directly plug puzzle board, no soldering required.

This is the latest version of the ethernet shield.

Fits all version of Arduino main board, 2009, UNO, mega 1280, mega 2560.

This Arduino Ethernet Shield which is based on the Wiznet W5100 ethernet chip gives you an easy way to get your Arduino online.

Specification:

Controller: w5100

Size: 7.4 x 5.4 x 2.4  (2.91 x 2.12 x 0.94inch)

MAC address: 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }