1. Introduction
Thank you for choosing the ATUOTIN Programmable Mechanical Keypad. This compact and versatile device is designed to enhance your workflow, gaming, and creative tasks by providing customizable shortcuts and macros. It features programmable keys, optional rotary knob functionality, and customizable RGB lighting. This manual will guide you through the setup, operation, and maintenance of your new keypad.
2. Package Contents
- 1 x Programmable Mechanical Keypad (3-key with knob or 4-key model)
- 1 x USB Type-C Data Cable
Note: The specific model (3-key with knob or 4-key without knob) depends on your purchase.

Figure 1: Different available models of the ATUOTIN Programmable Mechanical Keypad.
3. Setup Guide
- Connect the Keypad: Locate the USB Type-C port on your keypad. Connect one end of the provided USB Type-C data cable to the keypad and the other end to an available USB port on your computer.
- Plug-and-Play: The keypad is designed for plug-and-play functionality. Your operating system (Windows, macOS, etc.) should automatically detect and install the necessary drivers. No additional driver installation is typically required for basic functionality.
- Initial Setup for Windows: For advanced customization and programming, you may need to use dedicated software. Please refer to the seller's product page or the official PDF manual for links to the customization software.

Figure 2: Connecting the keypad to your computer.
4. Operating Instructions
4.1. Key Programming
All keys on the keypad are programmable. You can assign any standard Windows keyboard function or complex shortcut combinations to a single key. This is typically done through dedicated customization software provided by the seller.
4.2. Rotary Knob Functionality (3-Key + 1 Knob Model Only)
For models equipped with a rotary knob, the knob offers versatile control:
- Press: The knob can be pressed to trigger a specific function (e.g., mute, play/pause).
- Clockwise Rotation: Assign functions like zoom in, next track, volume up, etc.
- Counter-Clockwise Rotation: Assign functions like zoom out, previous track, volume down, etc.
4.3. Customizable RGB Lighting
The keypad features customizable RGB LED lighting. You can:
- Choose between various solid colors.
- Select flowing marquee patterns.
- Turn the lighting off completely.
Lighting effects and colors are typically configured using the customization software.
4.4. Hot-Swappable Switches
The mechanical switches on this keypad are hot-swappable. This allows you to change switches on-the-fly without soldering, enabling you to customize the feel and sound of your keys to your preference.
5. Maintenance
- Cleaning: To clean the keypad, gently wipe the acrylic surface with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials that could scratch the surface.
- Keycaps: Keycaps can be carefully removed for cleaning or replacement. Use a keycap puller to avoid damaging the switches.
- Switches: If you replace switches, ensure they are compatible with hot-swappable sockets. Insert them gently to avoid bending the pins.
6. Troubleshooting
- Keypad Not Responding:
- Ensure the USB Type-C cable is securely connected to both the keypad and your computer.
- Try connecting the keypad to a different USB port on your computer.
- Restart your computer.
- If using a USB hub, try connecting directly to the computer.
- Keys Not Performing Assigned Functions:
- Verify that the customization software has correctly saved your key assignments.
- Ensure the software is running in the background if required for complex macros.
- Check for any software updates for the customization tool.
- RGB Lighting Not Working:
- Check the lighting settings within the customization software.
- Ensure the keypad is properly powered via the USB connection.
- Interference with Other Keyboards: The keypad is designed to work alongside other keyboards without interference. If you experience issues, ensure both devices are connected directly to your computer or through a powered USB hub.
7. Specifications
| Feature | Specification |
|---|---|
| Material | Acrylic |
| Keys | 3 or 4 (optional) |
| Knob | 3 keys + 1 knob (for 3-key model), No knob (for 4-key model) |
| Color | Black, Clear (optional) |
| Current and Voltage | DC 5V/1A |
| Interface | USB Type-C |
| Axle (Switch Type) | Outeum Red Switch |
| Switches Hot Swap | Yes |
| Operation Style | Mechanical |
| Keyboard Standard | Mini Keyboard |
| Application | Laptop, Desktop, Industrial Control, etc. |
| Type | Wired |
| Language | English |
| Product Size | Approx. 100x35x30mm-5cm / 3.94x1.38x1.18-1.97in |
| Product Weight | 58-68 grams |
8. User Tips
- Software Customization: To unlock the full potential of your keypad, make sure to download and utilize the official customization software. This allows for precise control over key assignments, macros, and RGB lighting effects.
- Experiment with Layouts: Don't be afraid to experiment with different key layouts and knob functions to find what best suits your specific tasks, whether it's for video editing, gaming, or office work.
9. Warranty and Support
For warranty information, returns, or technical support, please contact the seller directly through your purchase platform. Please retain your proof of purchase for any warranty claims.
For more detailed instructions, advanced configurations, or software downloads, please refer to the official user manual PDF provided by the seller, which can be found at: Official User Manual (PDF)