1. Overview
The Logitech Marathon Mouse M705 is designed for extended use with exceptional power efficiency, offering up to three years of battery life. It features a tiny wireless Unifying receiver that remains plugged into your computer, ensuring your mouse is always ready. Experience efficient navigation with hyper-fast scrolling and precise cursor control through laser-grade tracking. Its sculpted, right-hand shape provides a comfortable grip for prolonged periods of use.

Image 1: Top view of the Logitech M705 Marathon Wireless Mouse, showcasing its ergonomic design and scroll wheel.
2. What's in the Box
- Logitech Marathon Mouse M705
- Logitech Unifying receiver
- Quick-start guide
- 2 AA Batteries
3. Setup
3.1. Battery Installation
- Locate the battery compartment on the underside of the mouse.
- Open the battery compartment cover.
- Insert the two AA batteries, ensuring correct polarity (+/-).
- Close the battery compartment cover securely.
3.2. Connecting the Unifying Receiver
- Remove the Logitech Unifying receiver from its storage slot, usually located inside the battery compartment.
- Plug the Unifying receiver into an available USB port on your computer.
- Turn on the mouse using the On/Off switch on its underside.
- Your computer should automatically detect and connect to the mouse. If not, you may need to install Logitech Options software from the official Logitech website.

Image 2: Underside of the Logitech M705 mouse, showing the battery compartment and the Unifying receiver storage slot.
4. Operating Instructions
4.1. Hyper-Fast Scrolling
The M705 features a hyper-fast scroll wheel. Press the button located just below the scroll wheel to toggle between two modes:
- Hyper-fast mode: For quickly scrolling through long documents and web pages.
- Click-to-click mode: For precise navigation, ideal for spreadsheets or image editing.
4.2. Programmable Buttons
The mouse includes several customizable buttons:
- Left and Right Click: Standard mouse functions.
- Scroll Wheel Click: Acts as a middle button, often used for opening links in new tabs.
- Thumb Buttons: Located on the left side, these buttons are typically pre-programmed for forward and back navigation in web browsers. They can be customized using Logitech Options software.
4.3. Laser Grade Tracking
The M705 utilizes laser-grade tracking for smooth, responsive, and precise cursor control. This technology allows the mouse to perform effectively on various surfaces where standard optical mice might struggle, such as polished or wood-grain tables.
5. Features
- Extended Battery Life: Up to three years between battery changes, reducing the need for frequent replacements.
- Logitech Unifying Receiver: A small, plug-and-forget receiver that allows connection of up to six compatible Logitech devices.
- Ergonomic Design: Sculpted for the right hand, providing a comfortable and natural grip for prolonged use.
- Works With Chromebook: Certified to meet Chromebook compatibility standards for a seamless experience.
6. Maintenance
6.1. Cleaning
To maintain optimal performance, regularly clean your mouse:
- Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution to wipe the exterior.
- Avoid harsh chemicals or abrasive materials.
- Clean the optical sensor on the underside with a dry cotton swab to remove dust or debris.
6.2. Battery Replacement
When the battery indicator light (if available) signals low power, or if performance degrades, replace the two AA batteries as described in the 'Battery Installation' section.
7. Troubleshooting
7.1. Mouse Not Responding
- Ensure the mouse is turned ON using the switch on its underside.
- Check that the Unifying receiver is securely plugged into a working USB port. Try a different USB port.
- Replace the batteries with fresh ones.
- If using Logitech Options software, ensure the mouse is paired correctly.
7.2. Erratic Cursor Movement
- Clean the optical sensor on the underside of the mouse.
- Ensure you are using the mouse on a suitable surface. Avoid highly reflective or transparent surfaces.
- Move the mouse closer to the Unifying receiver to reduce interference.
8. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 1.65 x 2.8 x 4.29 inches |
| Item Weight | 4.8 ounces |
| Item Model Number | 910-001935 |
| Batteries | 2 AA batteries required (included) |
| Connectivity Technology | Wireless (2.4 GHz) |
| Movement Detection Technology | Laser, Optical |
| Color | Graphite |
9. Official Product Videos
9.1. Honest Review of the Logitech M705 Marathon Wireless Mouse
Video 1: A detailed review of the Logitech M705 Marathon Wireless Mouse, highlighting its features and user experience.
9.2. My Honest Logitech M705 Marathon Mouse Review
Video 2: An honest review discussing the pros and cons of the Logitech M705 Marathon Mouse, including battery life and ergonomic design.
10. Warranty and Support
This product is serviced and supported exclusively by Logitech in accordance with the terms and conditions of the product. For technical support, customer service, or warranty information, please contact Logitech directly through their official website or support channels.





