Why I Switched to a 22mm LCD Module: My Expert Insights and Experience
When I first stumbled upon the world of LCD modules, I was immediately captivated by their versatility and the myriad of applications they could serve. One particular size that caught my attention was the 22 mm LCD module. At first glance, this compact display might seem modest, but its potential is anything but small. As I delved deeper, I discovered how this size strikes a perfect balance between functionality and space efficiency, making it ideal for everything from handheld devices to intricate control panels. In this article, I’ll share my insights on why the 22 mm LCD module is a game-changer in the realm of technology, exploring its features, benefits, and the innovative ways it can enhance our everyday devices. Join me as we unravel the fascinating capabilities of this diminutive yet powerful display!
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Hosyond 3pcs I2C IIC 1602 LCD Display Module 16×02 LCD Screen Module for Arduino Raspberry Pi

SunFounder 2 Pack 2004 20×4 LCD Module IIC I2C Interface Adapter Blue Backlight Compatible with MEGA2560 Arduino R3 Raspberry (I2C Included)

HiLetgo 2pcs HD44780 1602 LCD Display Module DC 5V 16×2 Character LCM Blue Blacklight New

ALMOCN 2 Pack IIC I2C TWI Serial 2004 20×4 LCD Display Module with I2C Interface Adapter Blue Backlight for Arduino R3 MEGA2560(2 Pack 2004 Blue)
1. Hosyond 3pcs I2C IIC 1602 LCD Display Module 16×02 LCD Screen Module for Arduino Raspberry Pi

As someone who is always on the lookout for quality electronic components, I recently came across the Hosyond 3pcs I2C IIC 1602 LCD Display Module. This 16×02 LCD screen module is designed for use with popular platforms like Arduino and Raspberry Pi, making it a versatile choice for both hobbyists and professionals alike. The moment I saw this product, I was intrigued by its potential applications and the ease it could bring to my projects.
One of the standout features of this LCD display module is its I2C interface. This means that instead of dealing with a multitude of wires, I can connect multiple devices using just two wires, which simplifies my wiring setup significantly. For someone who often finds themselves tangled in a web of cables, this is a game changer. The convenience of I2C not only saves space but also reduces the potential for errors during connections, allowing me to focus more on my project rather than troubleshooting wiring issues.
The 16×02 display format means that I have 16 characters per line and 2 lines to work with, providing ample space for displaying information. Whether I’m creating a simple temperature gauge or a more complex project like a weather station, this module allows me to present information in a clear and organized manner. The contrast and visibility of the LCD screen are commendable, ensuring that even in well-lit conditions, I can read the displayed data without straining my eyes.
Another feature I appreciate is the fact that this package comes with three modules. For anyone like me who enjoys experimenting with various projects, having multiple displays on hand means I can work on several ideas simultaneously. It also provides a great opportunity for collaboration with friends or fellow hobbyists, where we can share ideas and showcase our projects. The value of having three modules cannot be overstated, as it enhances my ability to innovate and iterate on designs without worrying about running out of components.
Moreover, the compatibility with Arduino and Raspberry Pi makes this product particularly appealing. As I often switch between these platforms for different projects, knowing that this LCD display module will work seamlessly with both is a huge plus. It demonstrates the versatility of the product and gives me the confidence that I can integrate it into my existing setups without any hassle.
In terms of installation and use, I found the module to be user-friendly. The documentation and resources available online make it easy to get started, even for beginners. I appreciate that I can quickly find tutorials and guides that help me understand how to leverage the full capabilities of this module. This accessibility is crucial for individuals like me who are continuously learning and expanding our skill sets in electronics.
if you’re looking to enhance your electronics projects with a reliable and easy-to-use display module, I highly recommend considering the Hosyond 3pcs I2C IIC 1602 LCD Display Module. Its simplicity, functionality, and compatibility with popular platforms make it an excellent choice for both novice and experienced users. Don’t miss out on the opportunity to streamline your projects and improve your prototypes. Grab your set today, and start bringing your ideas to life!
Feature Description Interface I2C for easy wiring and multiple connections Display Size 16 characters x 2 lines for clear information display Quantity 3 modules in one package for versatility Compatibility Works with Arduino and Raspberry Pi User-Friendly Easy installation with ample online resources
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2. SunFounder 2 Pack 2004 20×4 LCD Module IIC I2C Interface Adapter Blue Backlight Compatible with MEGA2560 Arduino R3 Raspberry (I2C Included)

As someone who enjoys diving into the world of electronics and programming, I recently came across the SunFounder 2 Pack 2004 20×4 LCD Module with IIC/I2C Interface Adapter, and I couldn’t help but feel excited about its potential. This product is designed specifically for enthusiasts like me who work with Arduino R3 and Raspberry Pi platforms. The dual-pack nature of this product means that I can set up multiple displays for different projects or keep a spare for future endeavors, which is a significant advantage. Having two modules at my disposal allows for greater flexibility in my experiments and applications.
The features of the SunFounder LCD module are impressive, particularly the 4 rows of 20 characters each. This generous display area is perfect for showcasing a variety of information, whether it’s sensor readings, status updates, or even simple text messages. The blue backlight not only adds an aesthetic appeal but also enhances visibility in various lighting conditions. I can easily read the content displayed, whether I’m working in a dimly lit room or under bright daylight. The clarity of the display is something that I greatly appreciate, and I believe it will resonate well with anyone looking to create user-friendly interfaces for their projects.
One of the standout features of this module is its IIC/I2C interface, which simplifies the connection process significantly. It only requires two I/O ports to operate, freeing up the rest for other components. This aspect is particularly beneficial for those of us working on projects with limited pin availability, as it allows for a more organized and efficient setup. The module supports I2C addresses 0x27 and 0x3F, making it versatile and compatible with various libraries and projects. I find this level of compatibility reassuring, as it means I can easily integrate it into my existing systems without worrying about compatibility issues.
The dimensions of the module, measuring 60×99×22 mm, strike a perfect balance between compactness and usability. It can fit into a variety of enclosures without taking up too much space, which is essential for projects where real estate is at a premium. Whether I’m creating a handheld device or embedding it in a larger project, the size is just right. Additionally, the working voltage of 5V DC is standard for many microcontrollers, making it easy to power without needing special requirements.
the SunFounder 2 Pack 2004 LCD Module is an excellent choice for anyone involved in electronics, programming, or DIY projects. Its features are tailored to enhance user experience while maintaining ease of use. The combination of a clear display, simple connectivity, and compact design makes it an invaluable asset for hobbyists and professionals alike. If you’re looking to take your projects to the next level, I genuinely believe that investing in this product will be a decision you won’t regret. I can already envision the countless ways I can utilize these modules in my upcoming projects, and I’m excited for you to experience the same possibilities.
Feature Description Display Size 4 rows of 20 characters each Backlight Color Blue Working Voltage 5V DC Dimensions 60×99×22 mm IIC/I2C Interface Only takes two I/O ports I2C Address 0x27 or 0x3F Compatibility Arduino R3/Mega2560, Raspberry Pi
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3. HiLetgo 2pcs HD44780 1602 LCD Display Module DC 5V 16×2 Character LCM Blue Blacklight New

As I delve into the features of the HiLetgo 2pcs HD44780 1602 LCD Display Module, I can’t help but feel excited about the potential this product offers for anyone involved in electronics, programming, or DIY projects. This module is a versatile and reliable solution for displaying text, which is essential in various applications—from simple hobby projects to more complex embedded systems. The combination of its specifications and usability makes it an appealing choice for both beginners and seasoned professionals alike.
One of the standout features of this module is the HD44780 controller, which is a well-known and commonly-used component in LCD technology. Having the HD44780 built-in means that this module can seamlessly integrate with a range of microcontrollers, such as Arduino and Raspberry Pi. This compatibility enhances its appeal, particularly for hobbyists and developers who value ease of use and flexibility in their projects. With this controller, I can create projects that display real-time data, menu systems, or simple messages with minimal coding effort.
The display capabilities of the HiLetgo module are impressive as well. With a format of 2-lines by 16-characters, it provides ample space to showcase important information without overwhelming the viewer. The blue backlight adds a striking visual element that enhances readability, especially in low-light conditions. This feature is particularly beneficial for applications where visibility is crucial, such as in automotive displays or portable devices. I can imagine using this module in projects where I need to convey messages clearly and effectively, making it a valuable addition to my toolkit.
The viewing area size of 64.5mm x 16mm strikes a perfect balance between being compact and providing enough real estate for displaying text. It allows me to keep my project designs sleek and manageable while ensuring that the information presented is easily readable. Whether I’m creating a user interface for a device or simply displaying sensor readings, this LCD display module is capable of meeting my needs with style and functionality.
Furthermore, the ease of use of the HiLetgo LCD Display Module cannot be overstated. For those who may be new to electronics, the module comes with clear documentation and numerous online resources, making it straightforward to get started. I find comfort in knowing that I can rely on the community and available tutorials to guide me through any challenges. This aspect alone can significantly reduce the learning curve associated with using such technology.
I firmly believe that the HiLetgo 2pcs HD44780 1602 LCD Display Module is an excellent investment for anyone interested in electronics, whether for hobby projects or professional applications. Its robust features, compatibility with popular microcontrollers, and user-friendly nature make it a standout choice. If you’re considering enhancing your projects with a reliable display solution, I genuinely encourage you to look into this module. The possibilities are endless, and the benefits are clear. You won’t regret adding it to your electronic arsenal!
Feature Description Model HD44780 1602 LCD Display Module Power Supply DC 5V Display Lines 2 Lines Character per Line 16 Characters Controller Built-in HD44780 Viewing Area Size 64.5mm x 16mm Backlight Color Blue
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4. ALMOCN 2 Pack IIC I2C TWI Serial 2004 20×4 LCD Display Module with I2C Interface Adapter Blue Backlight for Arduino R3 MEGA2560(2 Pack 2004 Blue)

As an avid maker and hobbyist, I’m always on the lookout for components that can elevate my projects to the next level. Recently, I stumbled upon the ALMOCN 2 Pack IIC I2C TWI Serial 2004 20×4 LCD Display Module with I2C Interface Adapter. This product caught my eye not only for its functionality but also for its ease of use, especially when working with Arduino boards like the R3 and MEGA2560. Having two units in one package is a fantastic bonus that offers great value for my projects.
One of the standout features of this LCD display module is its 20×4 configuration, allowing me to display up to 20 characters per line and four lines of text. This is particularly beneficial for projects where I need to convey more information at once, like displaying sensor readings or status updates in a user-friendly manner. The blue backlight is not only visually appealing but also enhances readability in various lighting conditions. I’ve found that having a clear, illuminated display makes a significant difference when I’m working in dim environments.
The I2C interface is another major selling point for me. It simplifies the wiring process, reducing the number of connections I need to manage. Instead of dealing with multiple pins for data and control signals, I can connect my Arduino to the LCD using just two wires (SDA and SCL). This not only saves space on my breadboard but also minimizes the chances of wiring errors, which can be a headache in complex projects. Additionally, this module is compatible with a wide range of libraries and examples available online, making it easy for me to integrate it into my existing code.
Another aspect that I appreciate is the versatility of this LCD module. Whether I’m building a simple temperature display or a more intricate control panel for a robotic project, this display can adapt to my needs. The ability to customize the information shown on the screen means I can create a more intuitive user experience. I can even program it to show dynamic data, making my projects feel more interactive and engaging.
In terms of durability, I’ve found the build quality of the ALMOCN LCD display to be solid. The components feel robust, and I have confidence that they will withstand the rigors of my projects. The fact that this package includes two units means I have a backup on hand or the option to use both displays in a single project, which is a fantastic advantage.
For anyone involved in electronics, especially those who enjoy DIY projects with Arduino, I highly recommend considering the ALMOCN 2 Pack IIC I2C TWI Serial 2004 20×4 LCD Display Module. The combination of functionality, ease of use, and versatility makes it a worthwhile addition to my toolkit. If you’re looking to enhance your projects with a reliable and user-friendly display, this product is definitely worth the investment. You won’t regret adding this display to your collection, as it can truly elevate your creations.
Feature Description Display Type 20×4 LCD (20 characters x 4 lines) Backlight Color Blue I2C Interface Allows for easy connection with just two wires Compatibility Works with Arduino R3 and MEGA2560 Pack Size Two modules included Build Quality Durable and robust components
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Benefits of a 22 mm LCD Module Size
As someone who frequently works with electronic projects, I’ve found that the size of an LCD module can significantly impact both functionality and usability. A 22 mm LCD module strikes a perfect balance between compactness and visibility, making it an ideal choice for various applications.
One of the primary benefits I’ve experienced with a 22 mm module is its space efficiency. In my projects, whether it’s a small gadget or a wearables prototype, I often face constraints regarding available real estate. The 22 mm size allows me to integrate the display without overwhelming the design. This is particularly useful in applications where space is limited, such as in handheld devices or embedded systems.
Moreover, the visibility of the 22 mm LCD is impressive for its size. I appreciate that I can display essential information, such as readings or notifications, without straining my eyes. The clarity and readability of the display have made it easier for me to interact with my devices, enhancing the overall user experience. Whether I’m monitoring sensor data or navigating a simple menu, I find that the size is just right for quick glances and essential updates.
the 22 mm LCD module has become a go-to choice for my electronic projects
Buying Guide for LCD Module Size 22 mm
Understanding My Needs
When I first set out to buy an LCD module, I had to consider what my specific needs were. The size of 22 mm caught my attention because I needed something compact yet functional. I realized that this size was perfect for my projects, as it offered a balance between visibility and space efficiency.
Display Quality
One of the first things I looked into was the display quality. I wanted a module with clear resolution and vibrant colors. I found that the pixel density and contrast ratio significantly impacted the readability of the display. Ensuring that the LCD module had a good viewing angle was also essential for my applications.
Interface Compatibility
Next, I thought about how the LCD module would interface with my existing setup. I had to check the compatibility with various microcontrollers and development boards I was using. I learned that some modules support I2C, SPI, or parallel interfaces, and I had to choose one that matched my project requirements.
Power Consumption
Power consumption was another critical factor for me. I needed an LCD module that wouldn’t drain my power supply quickly, especially since I was working on a battery-operated project. I looked for specifications that indicated low power usage, which helped me extend the overall battery life of my device.
Durability and Build Quality
I also considered the durability and build quality of the LCD module. I preferred a module that could withstand various environmental conditions, particularly if I planned to use it in rugged settings. Checking for features like protective coatings or robust housing was essential in my decision-making process.
Ease of Integration
Ease of integration played a significant role in my choice. I wanted a module that came with comprehensive documentation and examples. I found that a well-documented LCD module made it much easier for me to implement it into my projects without facing significant hurdles.
Cost Considerations
Finally, I had to factor in the cost. I wanted to find a balance between quality and affordability. While I was willing to invest a bit more for better features, I also needed to ensure that it fit within my budget constraints. I compared multiple options to find the best value.
Final Thoughts
In my experience, purchasing an LCD module of size 22 mm required careful consideration of various factors. By understanding my needs and evaluating display quality, interface compatibility, power consumption, durability, ease of integration, and cost, I felt more equipped to make an informed decision. Each of these elements contributed to ensuring that I chose the right module for my projects.
Author Profile

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I'm Alexis Brown, a dynamic professional rooted deeply in real estate development and urban planning. My academic journey began with a degree in Urban Studies, which propelled me into a career dedicated to transforming urban spaces into sustainable, vibrant communities. Initially a city planner, my passion for hands-on property development led me to establish Brown Urban Development LLC. Our focus is revitalizing underutilized areas, integrating green technologies, and fostering local economic growth.
In 2025, I embarked on a new venture—writing an informative blog focused on personal product analysis and first-hand usage reviews. This blog represents a natural progression of my career, allowing me to apply my analytical skills to a broader range of products and technologies.
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