Description
Product Overview
The DAOKAI 10‑segment LED bar graph display is engineered to deliver vivid, multi‑color illumination that instantly communicates status, level, or measurement data across a range of electronic projects. Each of the ten segments can emit red, yellow, blue, or green light, allowing developers to create dynamic visual cues that adapt to changing inputs. The module measures just 25.5 mm × 10.1 mm, making it compact enough to fit into tight enclosures while still providing a clear, high‑visibility output.
Built with a robust PCB and high‑efficiency LEDs, the display maintains consistent brightness even under continuous operation. Low power consumption ensures that battery‑powered applications, such as portable meters or wearable devices, can run for extended periods without frequent recharging. The included eight DIP‑20 sockets simplify the wiring process, offering a secure and reusable connection point for each segment, which reduces assembly time and minimizes the risk of loose contacts.
Compatibility is a core strength of this product. The display works seamlessly with popular microcontroller platforms like Arduino, Raspberry Pi, and ESP32, thanks to its standard 5 V logic level and straightforward pinout. Whether you are prototyping a new sensor interface, building a custom scale, or designing an interactive art installation, the DAOKAI bar graph module integrates effortlessly into your circuit.
Durability is addressed through a protective coating that shields the LEDs from dust, moisture, and minor mechanical impacts. This makes the module suitable for both indoor laboratory environments and outdoor field deployments where reliability is essential. The long service life of the LEDs, combined with the sturdy socket design, ensures that the display will continue to perform reliably over many years of use.
![[Product front view showing all components]](https://www.cityfresh.store/wp-content/uploads/2026/07/ab4267074bb346c1a1558b0d9eeeadae.jpg)
Usage
In practical applications, the 10‑segment bar graph display excels at representing quantitative data in an intuitive visual format. For example, a hobbyist can connect the module to an Arduino analog input to show battery charge level, where each segment lights up sequentially as the voltage rises. The multi‑color capability allows the user to assign specific colors to different thresholds, such as green for safe, yellow for caution, and red for critical levels.
Beyond simple level indication, the display can be employed in more complex scenarios like multiplexed signage, where each segment represents a different message or status flag. Its fast response time makes it suitable for real‑time monitoring of sensor outputs, such as temperature or humidity, where rapid changes need to be reflected instantly. The compact footprint also enables integration into wearable devices, handheld tools, and compact instrumentation panels.
For educational settings, the module serves as an excellent teaching aid for illustrating concepts like binary counting, PWM control, and color mixing. Students can experiment with different coding techniques to drive the LEDs, gaining hands‑on experience with hardware‑software interaction. The included DIP‑20 sockets provide a beginner‑friendly interface that reduces the learning curve associated with soldering and wiring.
Why Choose Us
Choosing the DAOKAI LED bar graph display means selecting a product that balances performance, ease of use, and cost‑effectiveness. Our manufacturing process adheres to strict quality standards, ensuring each unit meets the specified brightness, color accuracy, and durability criteria. We source high‑grade LED components that deliver consistent luminance across the entire temperature range, guaranteeing reliable operation in both laboratory and field conditions.
Customer support is a cornerstone of our service philosophy. Our technical team is available to assist with integration questions, firmware guidance, and troubleshooting, providing prompt responses to keep your development timeline on track. Additionally, we offer a comprehensive warranty that covers manufacturing defects, giving you confidence in the long‑term reliability of the product.
Key Features
- Four vibrant colors (red, yellow, blue, green) enable clear, multi‑state visual feedback.
- Compact 25.5 mm × 10.1 mm size fits into tight spaces without sacrificing visibility.
- Eight DIP‑20 sockets simplify wiring and provide secure, reusable connections.
- Low power consumption extends battery life for portable and wearable applications.
- Responsive customer support and warranty ensure peace of mind for developers.
FAQ
What voltage does the display operate at?
The module is designed for a standard 5 V logic level, making it directly compatible with most microcontroller boards, including Arduino, Raspberry Pi, and ESP32.
Can the colors be controlled independently?
Yes, each segment can be driven to emit any of the four available colors, allowing you to create custom color patterns or assign specific colors to different data thresholds.
How do I connect the DIP‑20 sockets?
The DIP‑20 sockets are pre‑wired to the corresponding LED segments. Simply insert the appropriate pins from your microcontroller or driver board into the sockets, ensuring correct orientation as indicated in the pinout diagram.
Is the display suitable for outdoor use?
While the module is not fully waterproof, its protective coating offers resistance to dust and light moisture, making it suitable for many outdoor projects where it is sheltered from direct exposure to rain.
What is the expected lifespan of the LEDs?
Our LEDs are rated for tens of thousands of hours of operation under normal conditions, providing long‑term reliability for both prototype and production environments.




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