1. Introduction
This manual provides detailed instructions for the TECKNET Classic Wireless Mouse, Model 75602. This device offers reliable 2.4G wireless connectivity, an ergonomic design for comfortable use, and adjustable DPI settings for precise control. Please read this manual thoroughly before using the product to ensure proper operation and longevity.
2. Package Contents
Verify that all items are present in your package:
- TECKNET Classic Wireless Mouse
- Nano Receiver (stored inside the battery compartment)
- Instruction Manual
3. Product Overview
The TECKNET Classic Wireless Mouse features a standard layout with additional functionality for enhanced productivity.

Image: The TECKNET Classic Wireless Mouse in red, showcasing its ergonomic shape.
Key Features:
- Left/Right Click Buttons: Standard mouse functions.
- Scroll Wheel: For vertical scrolling and middle-click functionality.
- DPI Adjustment Button: Changes cursor sensitivity.
- Back/Forward Buttons: For navigation in web browsers or file explorers.
- On/Off Switch: Located on the underside of the mouse to conserve battery.
- Nano Receiver Storage: Compartment for the USB receiver when not in use.
4. Setup
4.1. Battery Installation
- Open the battery compartment cover on the underside of the mouse.
- Insert two (2) AA batteries, ensuring correct polarity (+/-).
- Close the battery compartment cover.

Image: Illustration of the mouse's battery compartment with two AA batteries for power.
4.2. Connecting the Nano Receiver
- Locate the Nano Receiver inside the mouse's battery compartment.
- Remove the Nano Receiver.
- Plug the Nano Receiver into an available USB port on your computer.

Image: The wireless mouse connected to a laptop via its 2.4GHz USB receiver, indicating a stable connection up to 15 meters.
4.3. Powering On the Mouse
Slide the On/Off switch on the underside of the mouse to the 'On' position. The mouse will automatically connect to the Nano Receiver using TECKNET CoLink Technology. No additional drivers are typically required for most operating systems.
5. Operating Instructions
5.1. Basic Functions
- Left Click: Select items, open links.
- Right Click: Access context menus.
- Scroll Wheel: Scroll vertically through documents and web pages. Pressing the scroll wheel often acts as a middle-click.
5.2. DPI Adjustment
The mouse features an adjustable DPI (Dots Per Inch) setting, allowing you to change the cursor's sensitivity and speed. Press the DPI button (usually located behind the scroll wheel) to cycle through the available DPI levels:
- 800 DPI
- 1200 DPI
- 1600 DPI
- 2400 DPI
- 3200 DPI
- 4800 DPI

Image: Diagram illustrating the 6-level adjustable DPI settings of the mouse, ranging from 800 to 4800 DPI, with LED flashes indicating the current setting.
5.3. Back/Forward Buttons
Use the side buttons (typically located on the left side of the mouse) to navigate back and forward in web browsers or file explorer windows.
5.4. Power Saving Features
The mouse is designed with power-saving features to extend battery life:
- Smart Sleep Mode: The mouse enters a sleep mode after a period of inactivity. To wake it, simply click any button.
- On/Off Switch: For prolonged periods of non-use, slide the power switch to 'Off' to completely conserve battery power.

Image: The mouse highlighting its silent click capability and enduring durability, rated for 8 million keystrokes.
5.5. Ergonomic Design
The mouse features a naturally curved grip with textured rubber grips, designed to provide comfort during extended use.

Image: The mouse illustrating its sculpted comfort design, contoured for daily use and improved hand posture.
6. Maintenance
6.1. Battery Replacement
When the battery indicator light signals low power, replace the two (2) AA batteries following the instructions in Section 4.1. Battery life may vary based on usage and computing conditions.
6.2. Cleaning
To clean the mouse, use a soft, dry cloth. For stubborn dirt, a slightly damp cloth can be used, ensuring no moisture enters the internal components. Avoid using harsh chemicals or abrasive cleaners.
6.3. Storage
When storing the mouse for an extended period, turn off the power switch and consider removing the batteries to prevent leakage. The Nano Receiver can be stored in its dedicated compartment within the mouse.
7. Troubleshooting
| Problem | Solution |
|---|---|
| Mouse not responding |
|
| Erratic cursor movement |
|
| Side buttons not working (especially on Mac OS) |
|
| Connection frequently drops |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | 75602 |
| Connectivity | 2.4GHz Wireless (USB Nano Receiver) |
| Movement Detection | Optical |
| Number of Buttons | 6 (Left, Right, Scroll Wheel, DPI, Back, Forward) |
| Adjustable DPI | 800/1200/1600/2400/3200/4800 DPI |
| Battery Type | 2 x AA batteries (not included) |
| Product Dimensions | 2.56 x 1.63 x 4.13 inches (6.5 x 4.1 x 10.5 cm) |
| Item Weight | 2.93 ounces (83 grams) |
| Operating System Support | Windows 10, 8, 7, Vista, XP, 2008 (Side buttons may not work for Mac OS) |
9. Warranty and Support
9.1. Warranty Information
TECKNET provides a 30-month warranty for this product from the date of purchase. This warranty covers manufacturing defects and ensures the product performs as described under normal use. Please retain your proof of purchase for warranty claims.
9.2. Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please visit the official TECKNET website or contact their customer support team. Contact information can typically be found on the product packaging or the TECKNET website.





