User manual
• Maintenance, modications and repairs are to be performed exclusively by an
expert or at a qualied shop.
• If you have questions which remain unanswered by these operating instructions,
contact our technical support service or other technical personnel.
• Attention, LED light:
- Do not look directly into the LED light!
- Do not look into the beam directly or with optical instruments!
b) Rechargeable batteries
• The rechargeable battery is permanently built into the product and cannot be
replaced.
• Never damage the rechargeable battery. Damaging the casing of the rechargeable
battery might cause an explosion or a re!
• Never short-circuit the contacts of the rechargeable battery. Do not throw the
battery or the product into re. There is a danger of re and explosion!
• Charge the rechargeable battery regularly, even if you do are not using the
product. Due to the rechargeable battery technology being used, you do not need
to discharge the rechargeable battery rst.
• Never charge the rechargeable battery of the product unattended.
• When charging, place the product on a surface that is not heat-sensitive. It is
normal that a certain amount of heat is generated during charging.
Operating elements
1 2 3 4 5 6 7
1 Right mouse button
5 button (next page in a web browser)
2 Scroll wheel
6 button (previous page in a web browser)
3 Left mouse button 7 On/off switch (hidden)
4 Charging port
Operation
a) Using the 2.4 GHz receiver
• Insert the USB-A connector on the receiver into a USB port on your computer.
b) Charging the battery
• Connect the USB-A connector on the USB 2.0 charging cable into a USB port that can
provide a 500 mA charging current (e.g. a computer or USB power adapter).
• Connect the other end of the cable to the charging port (4) on the mouse.
• The blue LED indicator underneath the scroll wheel (1) will turn on when the battery is
charging. The indicator turns off when the battery is fully charged. A full charge cycle takes
approximately 90 minutes. The battery will last for 40 to 50 hours when it is fully charged.
Charge the battery when the mouse becomes unresponsive.
c) Connection and setup
• Place the mouse on a smooth, at surface of a sufcient size.
• The mouse's optical motion sensor may not work on some surfaces. No movement will be
detected when the mouse is used on reective surfaces or glass.
• If the cursor does not move, try placing the mouse on a suitable mouse pad. Always use a
mouse pad on sensitive surfaces, otherwise the mouse may leave marks.
• The operating system will recognise the mouse as new hardware and install the necessary
drivers. These are included with the operating system.
d) Conguring the mouse settings
• By default, the mouse sensitivity is set to 1200 dpi. To change the sensitivity, press and hold
the left mouse button (3) and the scroll wheel (2) for three seconds. You can choose from
three sensitivity settings.
• Open the mouse conguration menu on your operating system. Depending on your operating
system, you can congure additional settings such as the cursor speed.
Operating instructions
Ergonomic wireless mouse RF-439
Item no. 1486136
Intended use
This ergonomic wireless mouse is designed to operate a computer. It features four buttons
and a scroll wheel. The input commands are transmitted wirelessly to a receiver, which
connects to a USB port on your computer. The mouse connects to the receiver automatically
and is ergonomically designed for comfortable use. Power is provided by a 3.7 V lithium ion
rechargeable battery. The battery can be charged by connecting a USB 2.0 cable (included with
the product) to a USB-A port.
It is intended for indoor use only. Do not use it outdoors. Contact with moisture,
e.g. in bathrooms, must be avoided under all circumstances.
For safety and approval purposes, you must not rebuild and/or modify this product. If you use
the product for purposes other than those described above, the product may be damaged. In
addition, improper use can cause hazards such as short circuits or re. Read the instructions
carefully and keep them. Make this product available to third parties only together with its
operating instructions.
This product complies with the statutory national and European requirements. All company
names and product names are trademarks of their respective owners. All rights reserved.
Delivery content
• Mouse
• Receiver
• USB 2.0 charging cable
• Operating instructions
Up-to-date Operating Instructions
Download the latest operating instructions at www.conrad.com/downloads or scan the QR code
above. Follow the instructions on the website.
Explanation of symbols
The symbol with the exclamation mark in the triangle is used to highlight important
information in these operating instructions. Always read this information carefully.
The arrow symbol indicates special information and advice on operation.
Safety instructions
Read the operating instructions carefully and especially observe the safety
information. If you do not follow the safety instructions and information
on proper handling in this manual, we assume no liability for any resulting
personal injury or damage to property. Such cases will invalidate the warranty/
guarantee.
a) General information
• The device is not a toy. Keep it out of the reach of children and pets.
• Do not leave packaging material lying around carelessly. This may become
dangerous playing material for children.
• Protect the product from extreme temperatures, direct sunlight, strong jolts, high
humidity, moisture, ammable gases, vapours and solvents.
• Do not place the product under any mechanical stress.
• If it is no longer possible to operate the product safely, take it out of operation and
protect it from any accidental use. Safe operation can no longer be guaranteed
if the product:
- is visibly damaged,
- is no longer working properly,
- has been stored for extended periods in poor ambient conditions or
- has been subjected to any serious transport-related stresses.
• Please handle the product carefully. Jolts, impacts or a fall even from a low height
can damage the product.
• Also observe the safety and operating instructions of any other devices which are
connected to the product.
• Consult an expert when in doubt about the operation, safety or connection of the
device.