Logitech G G305
Logitech G305 LIGHTSPEED Wireless Gaming Mouse
Model: G305 | Brand: Logitech G
1. Introduction
The Logitech G305 LIGHTSPEED Wireless Gaming Mouse is engineered for serious performance with the latest technology innovations at an affordable price point. It features the HERO 12K Sensor for exceptional accuracy and the ultra-fast LIGHTSPEED wireless technology for a lag-free gaming experience. Designed to be lightweight and highly portable, the G305 offers an impressive battery life, making it an ideal companion for both desktop and laptop gaming.
2. What's in the Box
- Logitech G305 LIGHTSPEED Wireless Gaming Mouse
- LIGHTSPEED USB Nano Receiver
- AA Battery (pre-installed or included separately)
- User Documentation
3. Setup Guide
Follow these steps to set up your Logitech G305 mouse:
- Install the Battery: If not already installed, open the top cover of the mouse by gently lifting the rear section. Insert one AA battery into the compartment, ensuring correct polarity. Close the cover securely.
- Connect the USB Receiver: Locate the LIGHTSPEED USB Nano Receiver inside the battery compartment. Remove it and plug it into an available USB port on your computer.
- Power On the Mouse: Slide the power switch located on the bottom of the mouse to the 'ON' position. The LED indicator on the mouse will illuminate briefly.
- Install Logitech G HUB Software (Recommended): For full customization of DPI settings, programmable buttons, and battery modes, download and install the Logitech G HUB software from the official Logitech website (www.logitechg.com/ghub).

Image: The Logitech G305 mouse in Lilac color, shown alongside its compact LIGHTSPEED USB receiver.

Image: The underside of the G305 mouse with the battery cover removed, illustrating the AA battery slot and the integrated storage for the USB receiver.
4. Operating Instructions
Understand the key features and how to use your G305 mouse effectively:
- Power On/Off: Use the switch on the bottom of the mouse to conserve battery when not in use.
- DPI Adjustment: The button located behind the scroll wheel cycles through preset DPI (Dots Per Inch) sensitivity levels. Default levels are typically 400, 800, 1600, 3200, and 12000 DPI. These can be customized via Logitech G HUB.
- Programmable Buttons: The G305 features 6 programmable buttons (Left, Right, Scroll Wheel Click, DPI Cycle, and two side buttons). Use Logitech G HUB to assign custom commands, macros, or keybinds to these buttons for enhanced productivity and gaming control.
- Battery Modes:
- Performance Mode: Provides a 1ms report rate for optimal gaming responsiveness. Offers up to 250 hours of continuous gameplay on a single AA battery.
- Endurance Mode: Extends battery life up to 9 months by reducing the report rate to 8ms. Activate this mode through Logitech G HUB for non-gaming use.
- Battery Indicator: The LED indicator on the mouse will flash red when approximately 15% battery life remains, signaling that the battery should be replaced soon.

Image: The underside of the G305 mouse, emphasizing the HERO sensor's precision with up to 12,000 DPI.

Image: A side view of the G305 mouse, highlighting its LIGHTSPEED Wireless capability and 1ms report rate for fast, responsive performance.

Image: A top-down view of the G305 mouse, indicating the positions of its six fully programmable buttons.
5. Maintenance
Proper care ensures the longevity and performance of your G305 mouse:
- Cleaning: Use a soft, dry, lint-free cloth to clean the mouse's surface. For stubborn dirt, slightly dampen the cloth with water. Avoid using harsh chemicals, abrasive cleaners, or excessive moisture, especially near the sensor and button crevices.
- Battery Replacement: When the battery indicator flashes red, replace the AA battery promptly to avoid interruption during use. Always use a fresh, high-quality AA battery.
- Storage: When not in use for extended periods, turn off the mouse and store the USB receiver in its dedicated compartment to prevent loss. Store in a cool, dry place.
6. Troubleshooting
If you encounter issues with your Logitech G305 mouse, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Mouse not responding | Mouse is off, low battery, or receiver disconnected. | Ensure mouse is powered on. Replace battery if low. Re-insert USB receiver firmly into a different USB port. |
| Lag or intermittent connection | Interference, receiver too far, or outdated software. | Move receiver closer to the mouse. Avoid placing receiver near other wireless devices. Update Logitech G HUB software. |
| DPI settings not changing | Logitech G HUB not running or profile issues. | Ensure Logitech G HUB is running in the background. Check active profile settings within G HUB. |
| Mouse cursor erratic or not tracking | Dirty sensor or unsuitable surface. | Clean the optical sensor on the bottom of the mouse with a soft cloth. Use a clean, uniform mouse pad or surface. |
7. Specifications
| Feature | Detail |
|---|---|
| Connectivity | LIGHTSPEED Wireless (USB Receiver) |
| Sensor | HERO 12K Optical Sensor |
| DPI Range | 100 - 12,000 DPI |
| Max Speed | 400 IPS (Inches Per Second) |
| Report Rate | 1ms (Performance Mode), 8ms (Endurance Mode) |
| Buttons | 6 Programmable Buttons |
| Battery Life | Up to 250 hours (Performance Mode), Up to 9 months (Endurance Mode) |
| Battery Type | 1 x AA Battery |
| Weight | 99 grams (3.5 ounces) |
| Dimensions | 6.61 x 3.46 x 1.93 inches (Package Dimensions) |
| Color | Lilac |
8. Warranty and Support
Logitech products are designed for reliability and performance. For detailed warranty information, product support, FAQs, and driver downloads, please visit the official Logitech G support website:
You can also find community forums and additional resources on the support page.
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