Introduction The Arduino Uno WiFi is a development board designed for Internet of Things (IoT) projects requiring wireless connectivity. It combines the Atmega328P microcontroller of the classic Arduino Uno with an integrated ESP8266 WiFi module. The Arduino Uno WiFi is compatible with the Arduino Integrated Development Environment (IDE), making it easy to program and download code to the board. It also boasts a large community of developers and open-source projects available online, offering a variety of resources for beginners and advanced users alike. The Uno WiFi card features built-in WiFi connectivity, enabling users to connect to a WiFi network and send and receive data without the need for an additional module. It supports the WEP, WPA and WPA2 security protocols, providing a secure connection to WiFi networks. The Arduino Uno WiFi also features 14 digital I/O pins, 6 analog I/O pins and 6 PWM pins. It is compatible with most Arduino shields, enabling users to add extra functionality to their projects. Alimentation The board uses a 5-volt supply voltage and can be powered from an external power source or via the USB port. It also features a built-in voltage regulator, enabling users to use a wide range of power sources. What projects can the Arduino Wifi board be used for? The Arduino Uno WiFi is ideal for a variety of IoT projects, such as lighting control, environmental monitoring, home automation, robotics, data collection and much more. Its built-in WiFi connectivity offers added flexibility for projects requiring remote communication.What’s more, the board is also very affordable, making it an accessible option for students, hobbyists and professionals working on IoT projects. Conclusion In conclusion, the Arduino Uno WiFi is a powerful and versatile development board for IoT projects requiring wireless connectivity. Its compatibility with the Arduino Integrated Development Environment (IDE) and its large community of developers offer support for both beginners and advanced users. Its built-in WiFi connectivity offers added flexibility for projects requiring remote communication. It’s also very affordable, making it an accessible option for students, hobbyists and professionals working on IoT projects.