Arduino UNO R3 ATMEGA16U2 Board 
Open circuit diagram of the original design, the development of software interface for free download, can also be in accordance with the requirements and their modified, download the program is simple and convenient. Can simply use sensors, all kinds of electronic components connection (such as: LED lights, buzzer, buttons, photoresistance, etc.), make all sorts of interesting work.Microprocessor controller, using high-speed development interface and the environment are very simple and easy to understand, very suitable for beginners to learn.
Performance Description：
Digital I/O Digital inputs/outputs were：0~13.
Analog I/O Analog input/output: 0~5
Support ISP download function.
The input voltage: when connected to the computer USB without external power supply,
external power supply 7 v to 12 v dc input voltage.
Output voltage: 3.3 V and 5 V dc voltage output dc voltage output.
Package included:1*Arduino UNO R3 ATMEGA16U2 Board with Cable
Ethernet Shield W5100 SD Slot Expansion Board
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.   
Controller: W5100.   
This is the latest version of the Ethernet Shield.   
This Arduino Ethernet Shield which is based on the Wiznet W5100 Ethernet Chip gives you an easy way to get your Arduino Online.   
It is directly supported by Arduino official Ethernet Library.   
It adds a micro-SD card slot, which can be used to store files for serving over the network.   
It is compatible with the Arduino Duemilanove (168 or 328), Uno as well as Mega (1280/2560) and can be accessed using the SD library.   
The Wiznet W5100 provides a network (IP) stack capable of both TCP and UDP.   
It supports up to four simultaneous socket connections.   
Use the Ethernet library to write sketches which connect to the internet using the shield.   
Fits all version of arduino Main board,2009,UNO, mega 1280, mega 2560.   
Size:7cm x 5.4cm x 2.4cm - 2.76inch x 2.12inch x 0.94inch.   
MAC address: 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
Package included:1*Ethernet Shield W5100 SD Slot Expansion Board
UNO R3 Board+W5100 Ethernet Shield
Package Included:
1 x Ethernet Shield W5100 For Arduino Main Board 2009 UNO ATMega 328 1280 MEGA2560
1 x   UNO R3 Development Board For Arduino Compatible+USB Cable
1M USB Male to Mini 5 Pin Cable
100% Brand New.
USB 2.0 Male A to Mini B 5-pin cable.
Allows you to transfer images and data between your cell phone, MP3，PDA, GPS systems to computer.
Up to 480 Mbps data transfer rate.
Hot-swappable cable.
Plug and Play.
Cable Length: 30cm
Color: Blue
Package Included:1PCS USB Cable
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