The 20×4 LCD Blue Display is a versatile alphanumeric screen that shows 20 characters across 4 lines, perfect for menus, sensor data, and system messages. Featuring a crisp blue backlight with white text, it offers great visibility and is fully compatible with Arduino, Raspberry Pi, and other microcontrollers. Ideal for DIY projects, control panels, and real-time monitoring.
20×4 LCD Blue Display
Original price was: ₹399.00.₹380.00Current price is: ₹380.00.
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The 20×4 LCD Blue Display is a high-performance alphanumeric screen capable of displaying 20 characters across 4 lines, making it perfect for projects that require more information on screen at once. With a crisp blue backlight and white characters, it offers excellent visibility in various lighting conditions, making it ideal for microcontroller-based applications such as Arduino, Raspberry Pi, and robotics projects.
Product Overview:
- Display Format: 20 characters × 4 lines
- Character Size: 5×8 dot matrix per character
- Backlight Color: Blue with white text
- Interface: 16-pin parallel (HD44780 compatible) or I2C (with adapter)
- Operating Voltage: 5V DC
- Contrast Control: Adjustable via onboard or external potentiometer
- Dimensions: Approx. 98 × 60 mm (may vary slightly by model)
Key Features:
- Large 4-line display for displaying menus, data logs, or sensor readings
- Compatible with popular microcontrollers (Arduino, ESP32, Raspberry Pi, etc.)
- HD44780 controller supported by common LCD libraries (e.g., LiquidCrystal)
- Optional I2C adapter reduces pin usage to just two wires (SDA/SCL)
- Excellent for user interfaces, system monitoring, and control panels
Applications:
- IoT dashboards and sensor readouts
- Arduino-based data loggers and displays
- DIY measurement tools
- Home automation control panels
- Educational electronics and robotics projects
Optional Accessories:
- I2C backpack module for simplified wiring
- Jumper wires and contrast adjustment potentiometer
The 20×4 Blue LCD Display offers more screen space and clear visibility, making it a great choice for any project that demands real-time feedback or multi-line information display.
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