The D-duino V1 is a specially designed ESP8266 & NodeMCU Module with a 0.96 OLED display and native WiFi capabilities. It is an easy-to-use and cost-effective solution for building real-time internet devices that can monitor specific variables and display changes in these values through the OLED screen.

The board features a micro USB port, two buttons for Flash and Reset, and an integrated ESP8266 module with antenna and a 0.96-inch OLED display permanently connected to the board. These features make the board an excellent choice for anyone interested in IoT, stock prices, or cryptocurrency trading.

Its technical specifications include:

• Microcontroller – ESP8266-12F
• Operating Voltage – 3.3V DC
• Clock Speed – 80MHz / 160MHz
• USB Port – Micro-USB Female
• Buttons – RESET / FLASH
• Display – 0.96” OLED
• Digital I/O Pins – 12 (write/read/interrupt/pwm/I2C/one-wire supported)
• Analog Input – 1 (D0)
• Flash Memory – 4MB
• Dimensions – 64.3 x 29.1mm

The D-duino V1 board can be used in many applications, such as:

• Building a device to monitor stock or cryptocurrency prices.
• Designing a world clock to track various time zones.
• Developing a "Pocket-Tweets" device to monitor specific Twitter profiles.

This board offers ease of use with programming via Arduino IDE and NodeMCU LUA and is cost-effective in relation to the quality of its components.