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Displays, Signage and Optoelectronics
LCD Modules
  • LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V
  • LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V
  • LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V
  • LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V
  • LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V
  • LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V
LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V

LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V

  • 2 - 49 Pieces
    $0.90
  • 50 - 199 Pieces
    $0.84
  • 200 - 999 Pieces
    $0.80
  • >= 1000 Pieces
    $0.75

Customization:

Customized packaging（Min.Order: 1000 pieces）
View product details

LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Text and Simple Graphics Display: A 16x2 character LCD module designed to display alphanumeric text and basic icons, ideal for status updates, sensor readings, or user prompts.
  • I2C Interface: Simplifies connectivity with microcontrollers (e.g., Arduino, Raspberry Pi) via a 16-pin layout, reducing wiring complexity compared to parallel interfaces.
  • Blue Background Display: Features a blue backdrop with white text for enhanced readability in low-light environments, distinguishing it from standard white-background LCDs.

Key features

  • 1. Material Technology

    • With a blue-backlit LCD panel, enhance text readability in low-light environments compared to standard white-backlit modules*

  • 2. Interactive Design

    • With an I2C communication interface, reduce wiring complexity by using only 2 data pins versus 6-11 pins in parallel models*

  • 3. Performance Parameters

    • With 5V power compatibility, ensure seamless operation with Arduino and Raspberry Pi boards without additional voltage regulators*

  • 4. Scenario Solutions

    • With a compact 16x2 character display, efficiently present status updates in IoT devices, control panels, and educational projects*

  • 5. Certification Standards

    • With FR4 PCB construction, meet industrial safety standards for reliable performance in electronic systems*

Product details

LCD Display LCD1602 Module Blue Screen 1602 I2c LCD Display Module HD44780 16x2 IIC Character 1602 5V

The LCD1602 Module Blue Screen is a compact, 16x2 character LCD display featuring an I2C interface for simplified connectivity. Designed for ease of integration, this module combines a blue background display with a standard pinout layout, making it ideal for DIY projects, educational tools, and embedded systems requiring clear text visualization.

Technical specifications

FeatureSpecificationBenefit
Communication InterfaceI2C (Integrated Circuit)Simplifies wiring and reduces pin usage
Display TypeCharacter LCD (HD44780 compatible)Reliable text/graphic display in low-cost applications
Display Size16x2 charactersCompact yet sufficient for status updates
Background ColorBlueEnhances readability in bright environments
Power Supply5V DCCompatible with standard microcontroller voltages
Mounting16-pin dual-row headerEasy PCB integration with standard pinout

Customization guide

Adjustable parameters include contrast voltage (via potentiometer) to optimize visibility in different lighting conditions. For custom projects, the PCB layout can be modified to accommodate alternative mounting or connector configurations.

Get inspired

Whether you’re building a home automation dashboard, a robotics control panel, or an educational electronics kit, this module’s I2C interface and blue display deliver clarity and simplicity. Its rugged FR4 PCB ensures durability in real-world applications.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
InterfaceI2C onlyI2C + ParallelI2C + SPI
Display Resolution16x2 characters20x4 characters40x4 characters
Power EfficiencyStandard 5VLow-power 3.3V-5VUltra-low power
Backlight ControlFixed brightnessPWM adjustableAuto-dimming
Operating Temp0°C to 60°C-20°C to 70°C-30°C to 80°C

Supplier's note

  1. Technical Breakthroughs:

    • Blue Background Display: Enhances readability in bright environments compared to standard white backgrounds.
    • I2C Interface: Reduces wiring complexity by 50% versus parallel interfaces, ideal for space-constrained projects.
    • FR4 PCB Material: Provides 30% better thermal stability than standard PCBs, ensuring reliability in industrial settings.

  2. Optimal Version Selection:

    • Base Model: Perfect for hobbyists and simple projects needing basic text display (e.g., Arduino sensors).
    • Advanced Model: Recommended for industrial IoT devices requiring wider temperature tolerance and adjustable brightness.
    • Pro Model: Best for high-end applications like medical equipment or outdoor devices, leveraging ultra-low power and extended resolution.

With the Pro Model’s SPI interface, you can achieve 20% faster data transfers than I2C alone. Pair its auto-dimming backlight with the blue display to reduce power consumption by 40% in low-light scenarios.

Frequently asked questions

  • Which LCD module is best for Arduino projects with limited pins?

  • Why choose a blue screen LCD1602 over white for readability?

  • How to clean the LCD1602 module’s display without damaging it?

  • Is the LCD1602 I2C module compatible with Arduino Uno?

  • What projects is the LCD1602 I2C module ideal for?

  • What are the advantages of I2C over parallel interface in LCD modules?

  • Does the LCD1602 I2C module require 5V power?

  • How many characters can the LCD1602 display per line?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Communication InterfaceProjects with limited microcontroller pins (e.g., Arduino)▲ I2C (400kHz) for simplified wiring (reduces pin usage by 60% vs parallel)
(ISO 11898-1 compliant)		Simplifies circuit design, reduces wiring complexity.Slightly slower data transfer than parallel interfaces (but sufficient for text).
Display Color/BacklightLow-light environments (e.g., dashboards)▲ Blue backlight (meets ISO 9001 for readability in 50 lux lighting)Enhanced visibility in dim conditions.Monochrome display limits graphic capabilities.
PCB MaterialIndustrial or high-reliability systems▲ FR4 PCB (withstands 130°C per IPC-4101)Durable, resistant to thermal and mechanical stress.Slightly heavier than alternative materials.
Pin ConfigurationRapid prototyping and educational use16-pin HD44780 standard layout (backward-compatible with legacy systems)Widely supported, easy integration with existing designs.Fixed pinout may require adapters for non-standard controllers.
Power SupplyBattery-operated devices5V operation (±0.5V tolerance per IEC 60950)Direct compatibility with USB and common microcontrollers (e.g., Arduino).Requires voltage regulation for 3.3V systems (e.g., Raspberry Pi Zero).
Display ResolutionText-heavy applications (e.g., status screens)16x2 character display (32 chars/line, 2 lines per ISO 9001)Cost-effective for basic information display (e.g., temperature, time).Limited for complex graphics or large datasets (e.g., charts).

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