--- product_id: 587116585 title: "SunFounder LCD2004 Module with 3.3V Backlight compatible with Arduino R3 Raspberry Pi Display of 20x4 White Characters on Blue Background (2 Pcs)" brand: "sunfounder" price: "Β£19.32" currency: GBP in_stock: true reviews_count: 1 url: https://www.desertcart.co.uk/products/587116585-sunfounder-lcd2004-module-with-3-3v-backlight-compatible-with-arduino store_origin: GB region: United Kingdom --- # 97x59x12 mm 5V Power 20x4 Display SunFounder LCD2004 Module with 3.3V Backlight compatible with Arduino R3 Raspberry Pi Display of 20x4 White Characters on Blue Background (2 Pcs) **Brand:** sunfounder **Price:** Β£19.32 **Availability:** βœ… In Stock ## Summary > πŸ’‘ Illuminate Your Projects with Clarity! ## Quick Answers - **What is this?** SunFounder LCD2004 Module with 3.3V Backlight compatible with Arduino R3 Raspberry Pi Display of 20x4 White Characters on Blue Background (2 Pcs) by sunfounder - **How much does it cost?** Β£19.32 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/587116585-sunfounder-lcd2004-module-with-3-3v-backlight-compatible-with-arduino) ## Best For - sunfounder enthusiasts ## Why This Product - Trusted sunfounder brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Compact Design:** Perfectly sized at 97 x 59 x 12 mm for any project. - β€’ **Dual Pack Value:** Get two modules for double the creativity and innovation. - β€’ **Adjustable Contrast:** Fine-tune your viewing experience with a 50K potentiometer. - β€’ **Crystal Clear Display:** Showcase 20 characters across 4 lines with stunning clarity. - β€’ **Versatile Compatibility:** Seamlessly integrates with Arduino and other micro-controllers. ## Overview The SunFounder LCD2004 Module is a high-quality display solution featuring a 20x4 character layout on a vibrant blue background. With adjustable contrast and compatibility with Arduino and other micro-controllers, this module is perfect for makers and professionals looking to enhance their projects. Each module measures 97 x 59 x 12 mm, making it a compact yet powerful addition to your toolkit. ## Description Introduction LCD2004 display is a dot matrix module designed to display 20 characters including letter, number, and symbol, supporting 4-bit and 8-bit data transmission mode. It’s quite convenient for beginners to call the built-in library Liquid Crystal of Ar-duino IDE, no need to edit yourself. Working voltage: 5V; Contrast adjustable with a 50K potentiometer onside. To use the 3.3V backlight, just connect pin A to 3.3V, pin K to GND.Note:Pins’ Function VSS: Connected to ground VDD: Connected to a +5V power supply VO: To adjust the contrast RS: A register select pin that controls where in the LCD’s memory you are writing data to. You can select either the data register, which holds what goes on the screen, or an instruction register, which is where the LCD’s controller looks for instructions on what to do next. R/W: A Read/Write pin to select between reading and writing mode E: An enabling pin that, when low-level energy is supplied, causes the LDC module to execute relevant instructions. D0-D7: To read and write data A and K: Pins that control the LCD backlightFor more details, please click: http://wiki.sunfounder.cc/index.php?title=LCD2004_ModulePackage Included: -2 x LCD2004 -2 x 16 Pin Headers ## Features - Display 20 characters including letter, number and symbol in 4 lines on a large screen - Working voltage: 5V; Contrast adjustable with a 50K potentiometer onside - Bright backlight, displaying characters clearly - Module dimensions: 97 x 59 x 12 mm; Viewing area size: 71 x 21 mm - Compatible with Arduino and other micro-controllers ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | SunFounder | | Part number | 2004 LCD Module | | Item Weight | 140 g | | Package Dimensions | 12 x 6 x 3.5 cm; 140 Grams | | Item model number | 2004 LCD Module | | Size | 2004LCD*2 | | Colour | blue, white | | Batteries included? | No | | Batteries Required? | No | ## Images ![SunFounder LCD2004 Module with 3.3V Backlight compatible with Arduino R3 Raspberry Pi Display of 20x4 White Characters on Blue Background (2 Pcs) - Image 1](https://m.media-amazon.com/images/I/71s3DY3kv+L.jpg) ![SunFounder LCD2004 Module with 3.3V Backlight compatible with Arduino R3 Raspberry Pi Display of 20x4 White Characters on Blue Background (2 Pcs) - Image 2](https://m.media-amazon.com/images/I/71InvOPOuRL.jpg) ![SunFounder LCD2004 Module with 3.3V Backlight compatible with Arduino R3 Raspberry Pi Display of 20x4 White Characters on Blue Background (2 Pcs) - Image 3](https://m.media-amazon.com/images/I/710LeoOKlxL.jpg) ![SunFounder LCD2004 Module with 3.3V Backlight compatible with Arduino R3 Raspberry Pi Display of 20x4 White Characters on Blue Background (2 Pcs) - Image 4](https://m.media-amazon.com/images/I/71fmQzcSmtL.jpg) ![SunFounder LCD2004 Module with 3.3V Backlight compatible with Arduino R3 Raspberry Pi Display of 20x4 White Characters on Blue Background (2 Pcs) - Image 5](https://m.media-amazon.com/images/I/71EcaGSFP+L.jpg) ## Customer Reviews ### ⭐ 1.0 out of 5 stars Not 3.3V! *by T***N on Reviewed in the United Kingdom on 11 August 2020* This product is not 3.3V as claimed, but 5V. Such disappointment. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/587116585-sunfounder-lcd2004-module-with-3-3v-backlight-compatible-with-arduino](https://www.desertcart.co.uk/products/587116585-sunfounder-lcd2004-module-with-3-3v-backlight-compatible-with-arduino) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-25*