1. What is a display module?

A display module is defined as a highly interactive real-time embedded system that is tuned to interact efficiently with the environment.

2. What displays can you use with Arduino?

Arduino is compatible with many display types including 16x2 character LCDs (text-based), graphical LCDs (128x64 pixels), 7-segment displays (numeric), TFT color touchscreens (480x320), OLED displays (small, high-contrast), and dot matrix LED arrays (8x8). Choose based on project needs: character LCDs for simple text, TFT for graphics/colors, 7-segment for numeric data, OLED for compact designs.

3. What is an LCD display module?

An LCD display module is an electronic display module with numerous applications. As previously stated, LCD display modules are the most commonly used 16*2 type of display module in various devices and circuits. An LCD module generates an image by using liquid crystals. These liquid crystals are embedded in a display screen and illuminated by a backlight. The LCD display module itself is comprised of several layers, including polarising filters and electrodes. The backlight is critical in the LCD display module. The LCD display module cannot produce visible images without this backlight.

4. What is OLED display module?

An OLED is an Organic Light-Emitting Diode. OLED display Modules are thin, multi-layered organic films sandwiched between an anode and a cathode that comprise the self-emitting OLED Display. In contrast to LCD technology, OLED Display Modules do not require a backlight.

5. What is the difference between LED and OLED?

LED and LCD screens use a backlight to illuminate their pixels, whereas OLED pixels generate their own light. OLED pixels are known as self-emissive,' whereas LCD pixels are known as 'transmissive.' An OLED display's light can be controlled pixel by pixel.

TFT LCD (thin-film transistor liquid-crystal display) is a type of liquid-crystal display that improves image qualities such as addressability and contrast by utilising thin-film transistor technology. A TFT LCD is an active matrix LCD, as opposed to a passive matrix LCD or a few simple, direct-driven (directly connected to electronics outside the LCD) LCDs. Televisions, computer monitors, mobile phones, handheld devices, video game systems, personal digital assistants, navigation systems, projectors, and automobile dashboards all use TFT LCDs.

7. How does a 7-segment display work?

A 7-segment display contains seven LEDs (Light Emitting Diodes) arranged in a rectangular pattern, plus an eighth decimal point LED. Each segment illuminates individually or in combinations to form numbers (0-9) and some letters. When Arduino sends signals to activate specific segments, they light up to display the desired digit. By controlling which segments turn on/off, you create any number or character needed

8. Why it is called a 7-segment?

It's called a 7-segment display because it contains exactly seven individual LED segments arranged in a specific rectangular pattern that resembles the numeral ""8."" Each segment can illuminate independently. When the seven segments are activated in different combinations, they form digits 0–9 and some letters. The eighth LED, optional, serves as a decimal point, not a segment.

9. What is an E Ink screen?

E Ink displays are referred to as ""reflective displays."" An LCD's backlight, also known as an ""emissive display,"" directs light through the screen and into your eyes. An E Ink display does not use a backlight; instead, ambient light from the surroundings is reflected off the display's surface and back to your eyes.

10. Which display module is best for Arduino projects?

If you’re using Arduino and want something reliable, simple, and well-supported, a compact monochrome OLED like the 0.96″ 128×64 is hard to beat. It draws very little power, connects via I²C or SPI with just a handful of pins, and works great for projects that show text, small graphics, or sensor output. If you expect richer visuals (colour, icons, images) you might lean toward a larger TFT display, but for many Arduino projects the smaller OLED hits the sweet spot of ease, clarity, and cost.

11. Are these OLED displays compatible with Raspberry Pi?

Yes, many of these display modules work fine with Raspberry Pi too. Because they often use standard communication protocols (I²C or SPI) and accept 3.3 V or 5 V logic, you can connect them to the Pi’s GPIO pins and drive them from Python or other languages. So if you build a Raspberry Pi dashboard or an IoT smart device, you can use these displays just as well as with an Arduino.

12. What resolutions and sizes are available?

The world of display modules spans from tiny screens like 0.66″ with 64×48 pixels, through 0.96″ or 1.3″ OLEDs at 128×64 pixels, up to larger panels such as 2.4″ or 3.2″ TFTs with colour and maybe 240×320 or more pixels. For example, a 0.96″ OLED might measure 26×27 mm with 128×64 resolution and work at 3.3-5 V. The choice depends on how much visual “real-estate” your project needs — simple text can work on a small screen, while dashboards with graphs or icons may call for a larger panel.

13. Can these displays be used for DIY dashboards and smart devices?

Absolutely. These displays are ideal for DIY dashboards (sensor readouts, status displays, control panels) and smart devices (wearables, IoT modules, handheld controllers). Because they are compact, cost-effective, and supported by many libraries, you can integrate them into projects that show live data, graphics, user menus, alerts or animations. Whether you’re building a smart home controller, a weather station, or a robot interface, adding one of these displays instantly makes your device feel interactive and polished.

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Display Type	Pros	Cons	Best Use Case
LCD (16×2, 20×4)	Cheap, easy to use, great for text	Limited graphics, lower contrast	Basic dashboards, counters, simple menus
OLED (128×64)	High contrast, sharp text/graphics, low power	Small size, slightly higher price	Wearables, small IoT devices, sensor displays
LED (7-segment / matrix)	Bright, great for numbers, simple	Not good for complex graphics	Clocks, counters, timers, scoreboards
TFT LCD (Color)	Supports images & full graphics	More wiring, uses more power	Smart dashboards, games, camera display, GUIs

Sr. No.	Product	Price Range
1	LCD Display Modules	Rs.67 to Rs.7314
2	OLED Display Modules	Rs. 13 to Rs.520
3	TFT Display Modules	Rs.313 to Rs.2068
4	7 Segment Display Module	Rs.8 to Rs. 2268
5	E-Ink Display Module	Rs.3669 to Rs.6746
6	Capacitive Touch Display Module	Rs.6487
7	Accessories Display Module	Rs.401

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Wiring & Code Tutorials for Popular Display Types

16×2 LCD (I2C)

OLED Display (SSD1306 I2C)

7-Segment LED Display (TM1637)

4. TFT LCD (SPI)

LCD vs OLED vs LED Display Comparison

Different types of display modules:

Display Module Prices in India

Frequently Asked Questions

1. What is a display module?

A display module is defined as a highly interactive real-time embedded system that is tuned to interact efficiently with the environment.

2. What displays can you use with Arduino?

3. What is an LCD display module?

4. What is OLED display module?

An OLED is an Organic Light-Emitting Diode. OLED display Modules are thin, multi-layered organic films sandwiched between an anode and a cathode that comprise the self-emitting OLED Display. In contrast to LCD technology, OLED Display Modules do not require a backlight.

5. What is the difference between LED and OLED?

LED and LCD screens use a backlight to illuminate their pixels, whereas OLED pixels generate their own light. OLED pixels are known as self-emissive,' whereas LCD pixels are known as 'transmissive.' An OLED display's light can be controlled pixel by pixel.

6. What is TFT LCD?

7. How does a 7-segment display work?

8. Why it is called a 7-segment?

9. What is an E Ink screen?

10. Which display module is best for Arduino projects?

11. Are these OLED displays compatible with Raspberry Pi?

12. What resolutions and sizes are available?

13. Can these displays be used for DIY dashboards and smart devices?

Let customers speak for us

All Categories

Display Modules for Arduino & Raspberry Pi

Buy Display Modules Online: LCD, OLED & LED

Categories

Refined By Clear all

Availability

Price

Featured Products

Sort by:

Recently Viewed Products

All About Display Modules for Arduino & Raspberry Pi

Buy Display Module Online in India

DIY Projects Using Displays

Wiring & Code Tutorials for Popular Display Types

16×2 LCD (I2C)

OLED Display (SSD1306 I2C)

7-Segment LED Display (TM1637)

4. TFT LCD (SPI)

LCD vs OLED vs LED Display Comparison

Different types of display modules:

Display Module Prices in India

Frequently Asked Questions

1. What is a display module?

A display module is defined as a highly interactive real-time embedded system that is tuned to interact efficiently with the environment.

2. What displays can you use with Arduino?

3. What is an LCD display module?

4. What is OLED display module?

An OLED is an Organic Light-Emitting Diode. OLED display Modules are thin, multi-layered organic films sandwiched between an anode and a cathode that comprise the self-emitting OLED Display. In contrast to LCD technology, OLED Display Modules do not require a backlight.

5. What is the difference between LED and OLED?

LED and LCD screens use a backlight to illuminate their pixels, whereas OLED pixels generate their own light. OLED pixels are known as self-emissive,' whereas LCD pixels are known as 'transmissive.' An OLED display's light can be controlled pixel by pixel.

6. What is TFT LCD?

7. How does a 7-segment display work?

8. Why it is called a 7-segment?

9. What is an E Ink screen?

10. Which display module is best for Arduino projects?

11. Are these OLED displays compatible with Raspberry Pi?

12. What resolutions and sizes are available?

13. Can these displays be used for DIY dashboards and smart devices?

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