5PCS Array Keyboard Module 2x2 Scan Buttons Keyboard Module 4 Keypad Module Push Button Switch Module for Electrical Control
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5PCS Array Keyboard Module 2x2 Scan Buttons Keyboard Module 4 Keypad Module Push Button Switch Module for Electrical Control
Including 5pcs array keyboard module, with 4 keypad design, has strong practicability.
5PCS Array Keyboard Module 2x2 Scan Buttons Keyboard Module 4 Keypad Module Push Button Switch Module for Electrical Control
物品 #: 95731714

5PCS Array Keyboard Module 2x2 Scan Buttons Keyboard Module 4 Keypad Module Push Button Switch Module for Electrical Control

物品 #: 95731714

HKD 122

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*All items will import from 美國

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現在訂購，約可在下列時間收貨： 星期五, 八月 07
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Including 5pcs array keyboard module, with 4 keypad design, has strong practicability.
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Note: Step Down Voltage Transformer required for using electronics products of 美國 store (110-120). Recommended power converters 立即購買.

What Stands Out

Compact Design
The 5PCS Array Keyboard Module features a space-saving layout ideal for various projects, ensuring easy integration into compact electronics and control systems.
Versatile Applications
This 4-key keypad module is perfect for multiple uses, including home automation and robotics, providing an efficient interface for user input in various electronic projects.
High Durability
Engineered for longevity, the module’s robust construction guarantees reliability in demanding environments, offering exceptional value over time with consistent performance.

產品詳情

Shop 5PCS Array Keyboard Module 2x2 Scan Buttons Keyboard Module 4 Keypad Module Push Button Switch Module for Electrical Control online at a best price in 香港. B09SHXXJHX

Who Should Buy?

Suitable For
  • DIY Electronics Enthusiasts

    Ideal for hobbyists looking to create custom electronic projects with user-friendly button inputs.

  • Educational Purposes

    Great for students learning about electronics and programming, offering hands-on experience with user interfaces.

  • Prototype Development

    Perfect for developers needing an efficient interface for prototypes and initial designs in electronics projects.

Not Suitable For
  • Professional Applications

    Not suitable for high-end commercial use where advanced features and reliability are required.

產品敘述

5PCS Array Keyboard Module 2x2 Scan Buttons Keyboard Module 4 Keypad Module Push Button Switch Module for Electrical Control

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客戶問題＆回答

  • 題: What is the 5PCS Keyboard Module 2x2 Scan Buttons Keyboard Module used for?

    回答: The 5PCS Keyboard Module is utilized for various electrical control applications, allowing users to input commands or data with ease. This module features a 2x2 grid layout, making it particularly ideal for projects requiring a compact interface for user interaction with microcontrollers or embedded systems. With its push-button design, this module is frequently used in robotics, home automation, and DIY electronics projects, where straightforward input is necessary.
  • 題: How does the keypad scanning work in this module?

    回答: The keypad scanning mechanism uses matrix scanning, where rows and columns are activated in a sequence to detect button presses. When a button is pressed, it completes a circuit in its specific row and column, signaling which button was activated. This method is efficient, minimizing the number of pins required on a microcontroller. It allows for multiple button presses to be detected simultaneously, making it suitable for applications that require more complex interactions.
  • 題: Can this keyboard module be used with Arduino?

    回答: Yes, the 5PCS Keyboard Module is highly compatible with Arduino boards. Its straightforward wiring and simple coding libraries make it an excellent choice for Arduino projects. Users can quickly interface this module with various Arduino models to create interactive applications, such as user input for controlling LEDs, motors, or other devices, enhancing the functionality of DIY electronics setups.
  • 題: What are some common projects that include this keyboard module?

    回答: This keyboard module is often integrated into projects like alarm systems, password entry systems, or game controllers. For instance, in a home automation project, users can set up this module to control appliance states or security features. Similarly, it's perfect for educational robotics projects where students can program the module to interact with sensors and motors, promoting hands-on learning and development.
  • 題: What is the voltage requirement for this module?

    回答: The 5PCS Keyboard Module typically operates at a voltage range of 3.3V to 5V, making it suitable for most microcontrollers and integrated circuits. This versatility allows it to be easily integrated into various electronic projects without the need for additional voltage regulation. Users should always refer to their specific microcontroller documentation to ensure compatibility and stable operation in their custom applications.
  • 題: How sensitive are the push buttons on the module?

    回答: The push buttons on the 5PCS Keyboard Module are designed to be responsive, with a tactile feedback mechanism that ensures users can easily tell when a button has been activated. This feature is important for preventing accidental presses and enhancing user experience. They are built to withstand everyday usage, making them ideal for both casual projects and more demanding applications.
  • 題: Is it possible to connect multiple keyboard modules together?

    回答: Yes, you can connect multiple keyboard modules together using more complex wiring techniques, especially if you need an expanded number of input options. By implementing a multiplexing strategy, multiple modules can share connections to a microcontroller, allowing users to scale their projects without requiring multiple microcontroller pins. This is particularly useful in larger applications where numerous inputs are required.
  • 題: Are there any specific libraries to use with this keypad module?

    回答: Yes, there are several libraries available for integrating the 5PCS Keyboard Module with popular microcontrollers like Arduino. Libraries such as Keypad allow developers to easily implement functions for detecting button presses and managing interactions without needing extensive coding. These libraries provide a solid starting point for users and can significantly simplify programming tasks.
  • 題: How durable is the keyboard module for long-term use?

    回答: The 5PCS Keyboard Module is designed for durability, with robust push buttons that can withstand frequent use. While the exact lifespan can vary based on usage and environmental conditions, these modules are built to handle typical wear and tear encountered in electronic projects. Regular users will find these modules are reliable for long-term applications, especially in fixed installations.
  • 題: Where can I buy 5PCS Keyboard Module 2x2 Scan Buttons Keyboard Module for Electrical Control?

    回答: You can purchase the 5PCS Keyboard Module 2x2 Scan Buttons Keyboard Module for Electrical Control at Ubuy. Ubuy offers a convenient platform to order various electronic components, ensuring you have access to the necessary materials for your projects. This option allows you to explore multiple related products and accessories that may enhance your electronic projects as well.

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優點

  • Easy to use
  • Compact design
  • Good sensitivity
  • Reliable performance
  • Versatile applications

缺點

  • Limited number of keys

Platform Trust & Buyer Confidence

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3.8/5 96 reviews
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FZ
F Zhang
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“Good product, and smooth delivery!”

18-Jul-26 · via Trustpilot
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Roxy
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“Great products and services”

17 April 2026 · via Trustpilot
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Khushi
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“Ubuy Hong Kong is a game-changer. I was looking for a specific American brand that doesn't ship to Asia, and Ubuy had it in stock. The selection of global products is incredible. It saves me the hassle of using freight forwarders or asking friends to bring items over. The process was seamless from checkout to delivery”

6 July 2026 · via Trustpilot
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kritika
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“I?m always nervous buying electronics and skincare online, but Ubuy Hong Kong delivered exactly what I ordered and it was 100% genuine. It?s refreshing to find a platform that you can actually trust with premium brands. Will definitely be a returning customer.”

3 July 2026 · via Trustpilot
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Sam
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“Great product, good packing, the goods arrived quickly and well protected.”

6 June 2026 · via Trustpilot
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HKD 122

現在訂購，約可在下列時間收貨： 星期五, 八月 07

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特色和優勢

  • 5PCS IN 1 SET: Perfect for various projects with 5 keypad modules.
  • DURABLE MATERIAL: Crafted with excellent electronic components for longevity.
  • EASY INSTALLATION: Standard sizes with mounting holes ensure hassle-free setup.
  • VERSATILE USE: Ideal for car modifications, motor control, LED lights, and more.
  • COMPACT DESIGN: Space-saving structure allows for easy integration into projects.
  • ENHANCED PRACTICALITY: Strong practicality across multiple applications.

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