1. Introduction
This manual provides detailed instructions for the DAREU Vertical Ergonomic Wired Optical Mouse, model LM138. Please read this manual thoroughly before using the product to ensure proper operation and to maximize its ergonomic benefits. This mouse is designed to reduce wrist and hand strain during extended use.
2. Product Overview
The DAREU LM138 is a lightweight, vertical ergonomic mouse featuring a unique design for comfortable use. It includes 6 programmable buttons and adjustable DPI settings.
2.1 Key Features
- Ergonomic Design: Positions the hand in a natural handshake posture to prevent forearm twisting and reduce muscle strain.
- Lightweight: Weighs approximately 89g (excluding cable) for easy movement.
- Comfortable Surface: Features a smooth, sweat-proof surface to maintain grip during prolonged use.
- Wing Tail Bionic Tray: Supports the hand's weight, reduces pressure on the arm, and minimizes friction between the palm and desktop. The feathery stripes on the tray provide a non-slip surface.
- Adjustable DPI: Offers multiple sensitivity settings (1000/1600/3200/6400 DPI) for precise control.
- 6 Buttons: Includes Left, Right, Middle (scroll wheel), Forward, Back, and DPI adjustment buttons.
2.2 Components and Button Functions
Familiarize yourself with the mouse's buttons and their functions:
Image 2.2.1: DAREU LM138 Vertical Mouse with labeled buttons. The image highlights the Left, Right, Middle (scroll wheel), Forward, Back, and DPI buttons, indicating their positions on the mouse.
- Left Button: Primary click function.
- Right Button: Secondary click function (context menu).
- Middle Button (Scroll Wheel): Scrolls content up/down; click for auto-scroll or other functions.
- Forward Button: Navigates forward in web browsers or file explorers.
- Back Button: Navigates backward in web browsers or file explorers.
- DPI Button: Cycles through DPI sensitivity settings.
3. Setup Instructions
The DAREU LM138 mouse is designed for simple plug-and-play functionality.
- Connect the USB Cable: Locate an available USB port on your computer (Laptop, Desktop, PC, or Mac).
- Insert the USB Connector: Plug the USB connector of the DAREU LM138 mouse firmly into the USB port.
- Driver Installation: Your operating system should automatically detect and install the necessary drivers. This process typically takes a few seconds.
- Ready for Use: Once the drivers are installed, the mouse is ready for immediate use.
Image 3.1: Visual representation of ergonomic design. The image shows how a normal mouse can cause wrist strain compared to the natural, handshake position provided by a vertical mouse, reducing discomfort.
4. Operating Instructions
Using the DAREU LM138 mouse is similar to a standard mouse, with the added benefit of an ergonomic design.
- Grip: Hold the mouse with your hand in a natural handshake position. The wing-tail bionic tray provides support for your palm.
- Movement: Move the mouse across a flat surface to control the cursor on your screen.
- Clicking: Use the Left and Right buttons for primary and secondary clicks.
- Scrolling: Rotate the Middle Button (scroll wheel) to scroll through documents and web pages.
- Navigation: Utilize the Forward and Back buttons for quick navigation in supported applications.
4.1 DPI Adjustment
The DPI (Dots Per Inch) button allows you to change the cursor sensitivity on the fly. This is useful for different tasks, such as precise editing or fast-paced gaming.
- Press the DPI Button (located near the scroll wheel) to cycle through the available DPI settings: 1000, 1600, 3200, and 6400 DPI.
- Each press will change the sensitivity, allowing you to find the optimal speed for your current activity.
Image 4.1.1: Comfortable Surface. This image illustrates the smooth, sweat-proof, and non-slip surface treatment of the mouse, designed for enhanced comfort during extended use.
Image 4.1.2: Reduce Friction with the Desktop. The diagram highlights the unique wing-tail bionic tray, which helps to reduce friction and provides a stable, non-slip base for the hand.
5. Maintenance
To ensure the longevity and optimal performance of your DAREU LM138 mouse, follow these simple maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the surface of the mouse. For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution. Avoid harsh chemicals or abrasive materials.
- Sensor Care: Keep the optical sensor on the bottom of the mouse clean and free from dust or debris. Use a cotton swab or compressed air if necessary.
- Cable Management: Avoid sharply bending or twisting the USB cable to prevent internal damage.
- Storage: When not in use, store the mouse in a clean, dry environment away from extreme temperatures.
6. Troubleshooting
If you encounter issues with your DAREU LM138 mouse, please refer to the following common solutions:
- Mouse Not Responding:
- Ensure the USB cable is securely plugged into a working USB port on your computer.
- Try plugging the mouse into a different USB port.
- Restart your computer.
- Cursor Movement is Erratic or Jumpy:
- Clean the optical sensor on the bottom of the mouse.
- Ensure you are using the mouse on a clean, non-reflective, and uniform surface. Mouse pads are recommended.
- Adjust the DPI setting using the DPI button to see if a different sensitivity improves performance.
- Buttons Not Functioning:
- Verify the mouse is properly connected.
- Test the mouse on another computer to determine if the issue is with the mouse or the computer's software/drivers.
If these steps do not resolve the issue, please contact DAREU customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | DAREU |
| Model Number | LM138 |
| Connectivity Technology | USB Wired |
| Movement Detection Technology | Optical |
| DPI Settings | 1000 / 1600 / 3200 / 6400 |
| Number of Buttons | 6 |
| Special Features | Ergonomic Design, LED Lights, Lightweight |
| Product Dimensions | 0.46 x 0.3 x 2.68 inches (11.7 x 7.6 x 68.1 mm) |
| Item Weight | 3.14 ounces (89 grams) |
| Color | Black |
8. Warranty and Support
8.1 Warranty Information
The DAREU LM138 Vertical Ergonomic Wired Optical Mouse comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and quality-related issues under normal use.
Image 8.1.1: DAREU 1 Year Warranty. This badge signifies the product's quality assurance and the provided warranty period.
8.2 Customer Support
If you experience any quality problems with your product within the 1-year warranty period, or if you have any questions or require assistance, please contact DAREU customer support. Contact information can typically be found on the DAREU official website or through your retailer's support channels.
Please have your product model number (LM138) and proof of purchase ready when contacting support.
