1. Introduction
Thank you for choosing the CITLLA L360 Wireless Bluetooth Mouse. This multi-device mouse offers versatile connectivity options (2.4G USB, Bluetooth 1, Bluetooth 2), a unique 4-way scrolling wheel, adjustable DPI settings, and silent click buttons for an enhanced user experience. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance.

Image: Overview of the CITLLA L360 Wireless Bluetooth Mouse.
2. Package Contents
Please verify that all items are present in your package:
- 1 x CITLLA L360 Wireless Bluetooth Mouse
- 1 x 2.4G USB Receiver (stored in the mouse battery compartment)
- 2 x AA Batteries
- 1 x User Manual
3. Product Overview
Familiarize yourself with the buttons and features of your CITLLA L360 mouse:

Image: Detailed diagram showing the mouse components and dimensions (4.61 inches length, 2.64 inches width).
- Left Button: Standard left-click function.
- Right Button: Standard right-click function.
- Smart Flying Scroll Wheel: Provides both vertical and horizontal scrolling capabilities.
- DPI Switch Button: Adjusts cursor sensitivity (1000/1600/2400/3000 DPI).
- Forward/Back Buttons: (Windows) Navigates forward/back in browsers; (macOS) Functions as an application switcher.
- Device Switch Button: Toggles between 2.4G USB, Bluetooth 1, and Bluetooth 2 connections.
- Devices Indicator: LED lights indicate the currently active connection (white for USB, blue for BT1, green for BT2).
- On/Off Button: Powers the mouse on or off.
- USB Receiver: Stores the 2.4G USB dongle.
- Battery Compartment: Holds two AA batteries.
4. Setup
4.1 Battery Installation
To power your mouse, install the two included AA batteries:
- Gently lift the top cover of the mouse from the rear to reveal the battery compartment.
- Insert two AA batteries, ensuring correct polarity (+/-).
- Replace the top cover, ensuring it clicks securely into place.
- Turn on the mouse using the On/Off switch located on the bottom.

Image: Battery compartment with batteries and USB receiver slot.
Video: Demonstrates the battery installation process for the mouse.
4.2 2.4G USB Connection
For a stable wireless connection via USB:
- Open the battery compartment and remove the 2.4G USB receiver.
- Plug the USB receiver into an available USB port on your computer.
- Turn on the mouse using the On/Off switch.
- Press the Device Switch Button on top of the mouse until the indicator light turns white. The mouse should connect automatically.
4.3 Bluetooth Connection (BT1 & BT2)
To connect via Bluetooth:
- Turn on the mouse using the On/Off switch.
- Press the Device Switch Button to select either Bluetooth 1 (blue light) or Bluetooth 2 (green light).
- Press and hold the Device Switch Button for 3-5 seconds until the selected Bluetooth indicator light (blue or green) starts flashing rapidly. This indicates pairing mode.
- On your device (computer, laptop, iPad, MacBook, etc.), go to Bluetooth settings and search for new devices.
- Select "CITLLA Mouse" or a similar name from the list of available devices to pair.
- Once connected, the indicator light will stop flashing and remain solid.

Image: Visual guide for switching between multiple devices using the dedicated button.
Video: Demonstrates the multi-device switching functionality of the CITLLA L360 mouse.
Video: Shows the process of connecting the mouse via Bluetooth.
5. Operating Instructions
5.1 DPI Adjustment
The DPI (Dots Per Inch) button allows you to adjust the cursor sensitivity to match your preference or task. Press the DPI Switch Button to cycle through the following settings:
- 1000 DPI (Default)
- 1600 DPI
- 2400 DPI
- 3000 DPI

Image: Visual representation of DPI adjustment levels.
5.2 Multi-Device Switching
To switch between connected devices (USB, Bluetooth 1, Bluetooth 2), simply press the Device Switch Button. The corresponding indicator light (white, blue, or green) will illuminate to show the active connection.
5.3 4-Way Scrolling
The Smart Flying Scroll Wheel supports both vertical and horizontal scrolling. Scroll the wheel up or down for vertical navigation. Tilt the wheel left or right for horizontal scrolling, which is useful for wide spreadsheets or timelines.

Image: Illustration of the 4-way scrolling feature.
5.4 Silent Buttons and Scroll Wheel
The mouse features silent click buttons and a quiet scroll wheel, designed to minimize noise during use, making it suitable for quiet environments like libraries or offices.

Image: Visual representation of the silent operation of the mouse.
5.5 Power Saving Mode
To conserve battery life, the mouse will automatically enter sleep mode after 8 minutes of inactivity in 2.4G mode. To wake the mouse, simply move it or press any button.

Image: Diagram explaining the power-saving and auto-sleep functions.
6. Maintenance
6.1 Cleaning
To maintain optimal performance, regularly clean your mouse:
- 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.
- Do not allow liquids to enter the mouse.
6.2 Battery Replacement
When the mouse performance degrades or the indicator light signals low battery, replace the AA batteries as described in section 4.1. The mouse is designed for long battery life, up to 40 months under typical usage.
7. Troubleshooting
If you encounter issues with your CITLLA L360 mouse, refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| Mouse not responding |
|
| Lagging or erratic cursor movement |
|
| Cannot connect via Bluetooth |
|
| Side buttons not working as expected (especially on Mac) |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | L360 |
| Connectivity | 2.4G USB Wireless, Bluetooth 1, Bluetooth 2 |
| Movement Detection | Optical |
| DPI Settings | 1000 / 1600 / 2400 / 3000 |
| Buttons | 10 (Left, Right, Scroll Wheel, DPI, Forward, Back, Device Switch) |
| Scrolling | 4-Way (Vertical & Horizontal) |
| Hand Orientation | Right |
| Power Source | 2 x AA Batteries |
| Battery Life | Up to 40 months (approx. 3 years and 4 months) |
| Operating Range | Up to 33 feet (10 meters) |
| Dimensions (L x W) | 4.6" x 2.6" (117 x 67 mm) |
| Weight | 6 Ounces (approx. 170g) |
| Compatible OS | Windows, iOS, macOS, Android, Linux, Chrome OS |
| Material | Plastic |
9. Warranty and Support
9.1 Warranty Information
The CITLLA L360 Wireless Bluetooth Mouse comes with a 2-Year Warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
9.2 Customer Support
For technical assistance, warranty claims, or any questions regarding your CITLLA L360 mouse, please contact CITLLA customer support through the retailer where you purchased the product or visit the official CITLLA website for contact information.