1. Introduction
This manual provides comprehensive instructions for the OTYSRH Ergonomic Wireless Vertical Mouse. This device offers dual-mode connectivity (2.4G USB and Bluetooth) and is designed to promote a more natural hand and wrist posture, potentially alleviating discomfort associated with traditional mouse use. It features 3 adjustable DPI settings and 6 buttons for enhanced functionality.

Image 1: The OTYSRH Ergonomic Wireless Vertical Mouse in Grey, showcasing its upright design.
2. Package Contents
Please verify that all items are present in the package:
- 1 x Wireless Vertical Mouse
- 1 x USB Receiver (located in the bottom of the mouse)
- 1 x User Manual
3. Product Overview and Features
The OTYSRH Ergonomic Wireless Vertical Mouse is engineered for comfort and efficiency. Its vertical orientation helps maintain a neutral wrist position, reducing strain. Key features include dual-mode connectivity, adjustable DPI, and multiple programmable buttons.
3.1 Button Functions

Image 2: An illustration detailing the location and function of each button on the vertical mouse.
- Left Button: Standard left-click function.
- Right Button: Standard right-click function.
- Scroll Wheel: For scrolling up and down, and can also function as a middle-click button.
- DPI Switch: Adjusts the mouse sensitivity (800-1200-1600 DPI).
- Forward Button: Navigates forward in web browsers or file explorers.
- Backward Button: Navigates backward in web browsers or file explorers.
3.2 Ergonomic Design
The vertical design of this mouse positions your hand in a natural handshake posture, which can help alleviate wrist pain, shoulder fatigue, carpal tunnel syndrome, and tendonitis often associated with prolonged use of traditional mice.

Image 3: A visual comparison illustrating the ergonomic benefits of a vertical mouse over a traditional mouse, highlighting natural wrist alignment.
4. Setup and Connection
The mouse supports two connection modes: 2.4G USB and Bluetooth. Ensure you have one AA battery (not included) ready for installation.

Image 4: Detailed view of the mouse's underside, indicating the battery compartment, USB receiver storage, and mode switch button.
4.1 Battery Installation
- Locate the battery cover on the bottom of the mouse.
- Slide open the battery cover.
- Insert one AA battery (not included) into the battery slot, ensuring correct polarity.
- Close the battery cover securely.
4.2 2.4G USB Mode Connection
- Ensure the mouse has a battery installed.
- Take out the USB receiver from its storage slot on the bottom of the mouse.
- Push the ON/OFF switch on the bottom of the mouse to the "ON" position. The red sensor light will illuminate briefly.
- Plug the USB receiver into an available USB-A port on your computer or device.
- Wait a few seconds for your operating system to automatically recognize and connect to the mouse.
4.3 Bluetooth Mode Connection
- Ensure the mouse has a battery installed and the ON/OFF switch is in the "ON" position.
- Press the red "BT" button on the bottom of the mouse once to switch to Bluetooth mode.
- On your device (computer, laptop, tablet, phone), enable Bluetooth.
- Search for new Bluetooth devices. The mouse should appear as "BT Mouse" or similar.
- Select the mouse from the list to pair and connect.
Note: The mouse cannot operate in both 2.4G and Bluetooth modes simultaneously. Use the red button on the bottom to switch between modes.

Image 5: The underside of the mouse, illustrating the switch for 2.4G USB and Bluetooth modes, facilitating easy device switching.
5. Operating Instructions
5.1 Adjusting DPI Sensitivity
The mouse features 3 adjustable DPI (Dots Per Inch) settings to control cursor speed and precision. To change the DPI, press the DPI switch button located behind the scroll wheel. Each press cycles through the available settings:
- 800 DPI: Slower cursor movement, suitable for precise tasks.
- 1200 DPI: Standard cursor movement, ideal for general office use.
- 1600 DPI: Faster cursor movement, suitable for quick navigation.

Image 6: A visual guide to the 3-speed DPI adjustment, suggesting optimal settings for different activities like home, office, and design.
5.2 Using Side Buttons
The forward and backward buttons on the side of the mouse are designed to enhance web browsing and file navigation efficiency. These buttons typically function as:
- Forward Button: Moves to the next page in a browser history or folder.
- Backward Button: Moves to the previous page in a browser history or folder.
6. Compatibility
The OTYSRH Ergonomic Wireless Vertical Mouse offers broad compatibility across various operating systems and devices:
- 2.4G USB Mode: Compatible with PCs, laptops, desktops, Macs, notebooks, and other devices equipped with a standard USB-A port.
- Bluetooth Mode: Compatible with Windows (2000 / XP / 7 / Vista / 98 / ME / 8 / 10), Mac iOS, Android, and all other Bluetooth-enabled devices including phones, tablets, and Chromebooks.

Image 7: The mouse positioned near a laptop and tablet, symbolizing its wide compatibility with various operating systems and devices.
7. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 11.2 x 8.1 x 4.6 cm (4.41" x 3.19" x 1.81") |
| Number of Buttons | 6 |
| DPI Settings | 800-1200-1600 |
| Net Weight | 80g (2.82oz) |
| Power Supply | 1 x AA battery (not included) |
| Connection Method | 2.4Ghz USB + Bluetooth |
| Operating Range | Up to 10m (unobstructed straight-line distance) |
| Movement Detection Technology | Optical |
| Model Number | XNCM370W-2M-H |
8. Maintenance
8.1 Cleaning
To maintain optimal performance, regularly clean your mouse. Use a soft, dry cloth to wipe the surface. For stubborn dirt, a slightly damp cloth can be used, ensuring no moisture enters the internal components. Avoid using harsh chemicals or abrasive cleaners.
8.2 Battery Replacement
When the mouse's performance degrades or it stops responding, it may be time to replace the battery. Follow the battery installation steps in Section 4.1. Always use a fresh AA battery.
8.3 Storage
When not in use for extended periods, turn off the mouse using the ON/OFF switch on the bottom to conserve battery life. Store the USB receiver in its designated slot on the mouse to prevent loss.
9. Troubleshooting
- Mouse not responding:
- Ensure the mouse is turned ON.
- Check battery level and replace if necessary.
- For 2.4G mode, ensure the USB receiver is securely plugged into a working USB port. Try a different USB port.
- For Bluetooth mode, ensure Bluetooth is enabled on your device and the mouse is paired. Try re-pairing the mouse.
- Ensure the mouse is not too far from the receiver/device (within 10m operating range).
- Cursor movement is erratic or slow:
- Clean the optical sensor on the bottom of the mouse.
- Ensure you are using the mouse on a suitable surface (not highly reflective or transparent).
- Adjust the DPI setting using the DPI switch button.
- Side buttons not working:
- Ensure your application or operating system supports these functions. Some applications may not utilize them.
- Cannot switch between 2.4G and Bluetooth modes:
- Ensure you are pressing the red mode conversion button on the bottom of the mouse.
- Confirm the mouse is powered on.
10. Warranty and Support
OTYSRH products are backed by a 365-day hassle-free replacement policy and a 30-day refund policy from the date of purchase. If you encounter any issues or have questions regarding your mouse, please contact OTYSRH customer support. For more information, visit the official OTYSRH Store.