Specification: Origin: Mainland China Type: Module Condition: New 1. Can be used as server or client. 2. Plugs directly into the jigsaw board, no soldering required. 3. Controller: W5100. 4. This is the latest version of the Ethernet expansion board. 5. This Arduino Ethernet Expansion Board based on Wiznet W5100 Ethernet chip provides you an easy way to access the Internet. 6. It is directly supported by the official FOR Arduino Ethernet library. 7. 7. It adds a micro SD card slot that can be used to store files served over the network. 8. It is compatible with FOR Arduino Duemilanove (168 or 328), Uno, and Mega (1280/2560) and can be accessed using the SD library. 9. the Wiznet W5100 provides a network (IP) stack supporting TCP and UDP. 10. It supports up to four simultaneous socket connections. 11. Use the Ethernet library to write sketches for connecting to the Internet using the expansion board. 12. fits all versions of FOR arduino motherboards, 2009, UNO, mega 1280, mega 2560. 13. Address: 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED byte{} = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED } 14. Dimensions: 70x54x24mm/2.76x2.13x0.94inch Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 x Ethernet Shield 1. High-Speed Network Connection: The W5100 Ethernet shield provides a high-speed Ethernet connection through the W5100 network controller. It enables fast and reliable networking capabilities for your projects. 2. Convenient Interface Support: This UNO shield development board can be directly plugged into compatible boards without the need for soldering, making it easy to connect and interact with other devices or sensors. It offers a convenient interface for seamless integration. 3. Reliability and Stability: The W5100 development board is designed with stable hardware and has excellent interference resistance. It ensures reliable and consistent performance even in challenging environmental conditions. 4. Simplicity and Ease-of-Use: With its clear and concise interfaces and communication protocols, this UNO shield module is user-friendly and easy to configure and use. It simplifies the process of connecting your Arduino board to the internet. 5. Broad Application Compatibility: The UNO W5100 Shield is compatible with various Arduino boards, making it suitable for a wide range of projects. Whether you're building IoT devices, home automation systems, or networked robots, this shield provides the connectivity you need.