CITLLA Wireless Bluetooth Mouse (USB + BT1 + BT2) Instruction Manual

1. Introduction

Thank you for choosing the CITLLA L360 Wireless Bluetooth Mouse. This manual provides detailed instructions for setting up, operating, and maintaining your new mouse. Please read it thoroughly to ensure optimal performance and a seamless user experience across multiple devices.

2. Key Features

• Versatile Connectivity: Supports 2.4G wireless USB receiver and dual Bluetooth (BT1 + BT2) connections, allowing users to choose their preferred method or connect to different devices simultaneously.
• 4-Way Scrolling: Features a unique 4-way scrolling wheel for enhanced navigation, offering faster vertical scrolling and horizontal movement by tilting the wheel.
• Adjustable DPI: Four adjustable DPI settings (1000/1600/2400/3000) to customize cursor sensitivity for various tasks, from precise work to faster navigation.
• Silent Operation: Designed with silent buttons and scroll wheel to minimize noise, providing a quiet working environment.
• Ergonomic Design: Full-size mouse with rubber side grips for a comfortable, sweat-proof, and non-slip hold, suitable for extended use.
• Extended Battery Life: Powered by two AA batteries (included), offering an impressive battery life of up to 3 years and 4 months, thanks to an efficient power control system and auto-sleep function.
• Wide Compatibility: Compatible with a broad range of operating systems including Windows, iOS, MacOS, Android, Linux, and Chrome OS, and devices such as computers, laptops, all-in-one PCs, tablets, smartphones, iPads, and MacBooks.

Figure 1: Top view of the CITLLA L360 Wireless Bluetooth Mouse.

3. Package Contents

• 1 x CITLLA L360 Wireless Bluetooth Mouse
• 1 x 2.4G USB Receiver (stored inside the mouse battery compartment)
• 2 x AA Batteries (pre-installed in the mouse)
• 1 x User Manual

4. Setup and Installation

4.1. Battery Installation

1. Gently slide and lift the top cover of the mouse from the rear to expose the battery compartment.
2. Remove the protective yellow tab from the pre-installed AA batteries.
3. If replacing batteries, insert two new AA batteries, ensuring correct polarity (+/-).
4. Replace the top cover, ensuring it snaps securely into place.

Figure 2: Battery compartment and USB receiver storage.

4.2. Connecting via 2.4G USB Receiver

1. Open the battery compartment and carefully remove the 2.4G USB receiver.
2. Plug the USB receiver into an available USB port on your computer or laptop.
3. Turn on the mouse using the ON/OFF switch located on the bottom of the mouse.
4. Press the connection mode button (located below the scroll wheel) until the white indicator light illuminates, signifying 2.4G USB mode. The mouse should connect automatically.

4.3. Connecting via Bluetooth (BT1 / BT2)

1. Turn on the mouse using the ON/OFF switch on the bottom.
2. Press the connection mode button until the blue indicator light (for BT1) or green indicator light (for BT2) flashes. This indicates the mouse is in pairing mode.
3. On your device (computer, laptop, tablet, smartphone), go to Bluetooth settings.
4. Search for new devices and select "BT5.0 Mouse" or "CITLLA Mouse" from the list.
5. Once connected, the corresponding indicator light on the mouse will become solid.
6. To connect a second Bluetooth device, repeat steps 2-4, selecting the other Bluetooth channel (BT2) on the mouse.

Figure 3: Multi-device switching button and indicators.

5. Operating Instructions

5.1. Basic Mouse Functions

• Left Click: Standard selection and activation.
• Right Click: Accesses context menus.
• Scroll Wheel: Scrolls vertically.
• 4-Way Scrolling: Tilt the scroll wheel left or right for horizontal scrolling.
• Forward/Back Buttons: Located on the left side of the mouse, these buttons allow for quick navigation forward or backward in web browsers or file explorers.

Figure 4: The 4-way navigation wheel provides versatile scrolling.

5.2. DPI Adjustment

The mouse features four adjustable DPI levels to suit your preference and task requirements:

• 1000 DPI
• 1600 DPI
• 2400 DPI
• 3000 DPI

To change the DPI, press the "DPI" button located below the scroll wheel. The indicator light will flash a certain number of times to indicate the current DPI setting:

• 1 flash: 1000 DPI
• 2 flashes: 1600 DPI
• 3 flashes: 2400 DPI
• 4 flashes: 3000 DPI

Figure 5: DPI button and silent click feature.

5.3. Multi-Device Switching

The mouse allows for quick switching between up to three connected devices (one via 2.4G USB, two via Bluetooth). Simply press the connection mode button (below the scroll wheel) to cycle through the connected devices. The mouse will automatically connect to the corresponding device if it has been previously paired.

6. Power Management

• Battery Life: The mouse is designed for ultra-low power consumption, providing up to 40 months (3 years and 4 months) of battery life with the included AA batteries under daily use.
• Auto Sleep: To conserve power, the mouse will automatically enter sleep mode after 8 minutes of inactivity (in 2.4G mode). To wake it up, simply move the mouse or press any button.
• Low Battery Indicator: When the battery is low, the indicator light will flash, prompting you to replace the batteries.

Figure 6: Power saving and auto-sleep features for extended battery life.

7. Maintenance

• Cleaning: Use a soft, dry cloth to clean the mouse. Avoid using harsh chemicals or abrasive materials.
• Storage: When not in use for extended periods, turn off the mouse to conserve battery life. Store the USB receiver in its designated compartment inside the mouse.
• Battery Replacement: Replace batteries promptly when the low battery indicator flashes to ensure continuous operation.

8. Troubleshooting

9. Specifications

10. Warranty and Support

For warranty information, technical support, or customer service inquiries, please refer to the contact information provided on the product packaging or visit the official CITLLA website. Keep your purchase receipt for warranty claims.

11. Safety Information

• Do not expose the mouse to extreme temperatures or humidity.
• Avoid dropping or disassembling the device.
• Dispose of batteries according to local regulations.
• Keep out of reach of children.