UGREEN MU103 Lightweight Wireless Gaming Mouse

Product Overview

This section details the components of the UGREEN MU103 Lightweight Wireless Gaming Mouse.

• 1. [Charging Port]: For charging the mouse.
• 2. [Left Button]: Primary click button.
• 3. [Right Button]: Secondary click button.
• 4. [Scroll Wheel]: For scrolling and middle-click functionality.
• 5. [DPI Switch Button]: Adjusts mouse sensitivity (DPI).
• 6. [Indicator Light]: Status indicator (e.g., connection, battery).
• 7. [Forward Button]: Navigates forward in applications.
• 8. [Backward Button]: Navigates backward in applications.
• 9. [Mode Switch Button]: Cycles through connection modes (2.4G, Bluetooth, Wired).
• 10. [Optical Sensor]: Tracks mouse movement.
• 11. [Win/Mac System Switch]: Selects the operating system compatibility (Windows or macOS).
• 12. [Mouse Feet Film (Removable)]: Allows for smooth gliding.
• 13. [Indicator Light]: Additional status indicator.
• 14. [USB Receiver]: Dongle for 2.4G wireless connection.

Connectivity Options

The MU103 mouse supports three connection methods: 2.4G wireless, Bluetooth, and wired connection.

2.4G Connection (Default)

Steps:

1. Take the USB receiver out and insert it into your device's USB port.
2. Randomly click and move the mouse to make sure it works normally. The indicator light will show connection status.

Forced Pairing (2.4G Connection)

If the 2.4G connection fails:

1. Take the USB receiver out of the USB port.
2. Press and hold the [Mode Switch Button] (9) for about 3 seconds until the front [Indicator Light] (6) starts blinking.
3. Insert the receiver into the device.
4. The mouse should now be paired.

Bluetooth Connection

Steps:

1. Short press the [Mode Switch Button] (9) until the front blue [Indicator Light] (6) starts blinking, indicating Bluetooth pairing mode is active.
2. For Windows 10 or later, follow the on-screen prompts to complete pairing.
3. For other systems, connect to "UGREEN BLE Mouse" from your device's Bluetooth list.
4. A successful pairing is indicated by the blue indicator blinking 3 times.

Forced Pairing (Bluetooth Connection)

If Bluetooth pairing fails:

1. Press and hold the [Mode Switch Button] (9) for about 3 seconds until the front blue [Indicator Light] (6) starts blinking.
2. Navigate to the Bluetooth devices list on your connected device.
3. Search for and connect to "UGREEN BLE Mouse".

Wired Connection

To use the wired connection:

1. Short press the [Mode Switch Button] (9) continuously until the front white [Indicator Light] (6) starts blinking.
2. Connect the mouse using a compatible USB cable (e.g., USB-A to USB-C).

System Selection

Select the appropriate system for your mouse:

• Slide the [Win/Mac System Switch] (11) on the bottom of the mouse to select your operating system.
• Windows: Slide the switch to "Win".
• macOS: Slide the switch to "Mac".

The mouse will automatically turn on when system switching is completed.

Mode Switching

The mouse can connect to 3 devices simultaneously. Short press the [Mode Switch Button] (9) to cycle through the connection modes:

• Green Indicator: 2.4G Connection
• Blue Indicator: Bluetooth Connection
• White Indicator: Wired Connection

DPI Adjustment

Adjust the mouse sensitivity (DPI) by short-pressing the [DPI Switch Button] (5). The indicator light will change color to reflect the current DPI setting:

• 400 DPI: Red Indicator
• 800 DPI: Green Indicator
• 1600 DPI: Blue Indicator
• 2000 DPI: Yellow Indicator
• 4000 DPI: Purple Indicator

The order of adjustment is 400 > 800 > 1600 > 2000 > 4000 DPI.

Charging

Charging Status:

• Low Battery: The [Indicator Light] (6 or 13) will blink red slowly or quickly.
• Charging: The indicator light will be solid red.
• Fully Charged: The red indicator will turn off, and the original indicator (e.g., for connection mode) will be restored.

Notes:

• The mouse will automatically turn off when the battery is too low.
• When the indicator light keeps blinking red, please charge the mouse in time for optimal performance.

Driver Installation

For customizable DPI settings, lighting effects, button functions, and more, please visit the official UGREEN website:

https://www.ugreen.com/pages/download

Search for "MU103" on the website to download and install the driver.

WARNING

[Warning Icon] This mouse contains a polymer lithium-ion battery. Please adhere to the following safety precautions:

• Do not dismantle, crush, squeeze, or expose the battery to fire.
• If the battery is severely swollen, stop using the product immediately.
• Do not use the mouse in high-temperature environments.
• Do not use the battery if it is immersed in water.
• Keep this product out of the reach of children.
• If the battery is accidentally swallowed or placed inside any part of the body, seek immediate medical attention, as it may cause severe internal burns or other hazards.
• Do not shine the light directly into human eyes.

Specifications

Package Contents

• 1 x Mouse
• 1 x USB-A to USB-C Cable (1.8m/5.9ft)
• 1 x Receiver
• 1 x User Manual

Regulatory & Compliance Information

FCC Statement

This device complies with Part 15 of the FCC Rules. Operation is subject to two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Warning: Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

FCC NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help.

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

Important WEEE Information

This symbol on the product(s) and/or accompanying documents indicates that, under the new Directive 2012/19/EU on waste electrical and electronic equipment (WEEE), product(s) used electrical and electronic equipment (WEEE) should not be mixed with general household waste. For proper treatment, recovery, and recycling, please take this product(s) to designated collection points where it will be accepted free of charge. Disposing of this product correctly will help save valuable resources and prevent any potential negative effects on human health and the environment, which could otherwise arise from inappropriate waste handling. Please contact your local authority for further details of your nearest designated collection point. Penalties may be applicable for incorrect disposal of this waste, in accordance with your national legislation.

For professional users in the European Union: If you wish to discard electrical and electronic equipment (EEE), please contact your dealer or supplier for further information.

For disposal in countries outside of the European Union: This symbol is only valid in the European Union (EU). If you wish to discard this product please contact your local authorities or dealer and ask for the correct method of disposal.

EU Declaration of Conformity

Hereby, Ugreen Group Limited declares that the product is in compliance with Directive 2014/53/EU & 2011/65/EU. Learn more about the EU Declaration of Conformity is available at the following internet address: https://www.ugreen.com/download

Ugreen Group Limited
Add: Ugreen Building, Longcheng Industrial Park, Longguanxi Road, Longhua, Shenzhen, China
EU REP: Ugreen Group GmbH
Add: Mannheimer Str. 13, 30880 Laatzen, Germany

GB Declaration of Conformity

Hereby, Ugreen Group Limited declares that the product is in compliance with Directive UK Radio Equipment Regulations (SI 2017 No.1206) & The Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2012 (SI 2012 No.3032). Learn more about the GB Declaration of Conformity is available at the following internet address: https://www.ugreen.com/download

Ugreen Group Limited
Add: Ugreen Building, Longcheng Industrial Park, Longguanxi Road, Longhua, Shenzhen, China
UK REP: Acumen International Business Consultancy Limited
Add: 94 Ock Street, Abingdon, OX14 5DH, UK

IC Statement

This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference; (2) this device must accept any interference, including interference that may cause undesired operation of the device.

CAN ICES-003(B) / NMB-003(B)

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

Warranty Information

A limited 2-year warranty applies to all UGREEN products purchased from UGREEN official store or authorized sellers. Please feel free to contact UGREEN if you run into any problems.