Introduction
Welcome to your TECKNET Tri-Mode Wireless Mouse. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance and a seamless user experience across various devices.
Package Contents
- TECKNET Tri-Mode Wireless Mouse
- USB Receiver
- User Manual
Product Overview
Familiarize yourself with the components of your mouse for easy setup and operation.

This image displays the key components of the mouse:
- Bluetooth Pairing Button
- Power/BT/2.4G Switch
- Battery Compartment
- USB Receiver Storage
- LED Indicator
- DPI Switch
Setup and Installation
Battery Installation
The mouse requires one AA battery (not included).
- Open the battery compartment cover on the bottom of the mouse.
- Insert one AA battery, ensuring correct polarity (+/-).
- Close the battery compartment cover securely.
Connection Modes
The TECKNET Tri-Mode Wireless Mouse supports three connection modes: Bluetooth 5.0, Bluetooth 3.0, and 2.4GHz Wireless via USB receiver.
2.4GHz Wireless Mode
- Locate the USB receiver stored in the battery compartment of the mouse.
- Plug the USB receiver into an available USB port on your computer.
- Slide the power switch on the bottom of the mouse to the "2.4G" position. The LED indicator will light up green.
- The mouse will automatically connect to your computer.

This image illustrates the steps for connecting the mouse using the 2.4GHz USB receiver.
Bluetooth Mode (BT 5.0 / BT 3.0)
- Slide the power switch on the bottom of the mouse to the "BT" position.
- Press and hold the Bluetooth Pairing button (usually located near the power switch) until the LED indicator blinks blue. This indicates the mouse is in pairing mode.
- On your device (laptop, PC, tablet, smartphone), go to Bluetooth settings.
- Search for new devices and select "BM20X-5.0" or "BM20X-3.0" from the list to connect.
- Once connected, the LED indicator will stop blinking.

This image demonstrates the process of pairing the mouse via Bluetooth.
Operating Instructions
DPI Adjustment
The mouse features 6 adjustable DPI levels (800-1200-1600-2400-3200-4000) to change cursor speed and precision.
Press the DPI switch button (located below the scroll wheel) to cycle through the DPI settings. Each press will change the sensitivity.

This image illustrates the various DPI settings and their typical uses, from 800 DPI for precise tasks to 4000 DPI for fast movements like gaming.
Multi-Device Switching
The mouse allows seamless switching between two connected devices (one via USB, one via Bluetooth).
Use the switch on the bottom of the mouse to toggle between 2.4G and Bluetooth connections.

This image highlights the multi-device connection capability, allowing pairing with up to two devices.
Power Saving Features
The mouse is designed for high efficiency and energy saving to extend battery life.
- Supports wake-up function via button press.
- Features multi-stage sleep mode.
- Full battery shutdown to conserve power.

This image visually explains the intelligent sleep modes, from active use to auto-sleep and how to reactivate the mouse.
Specifications
| Feature | Description |
|---|---|
| Brand | TECKNET |
| Model | EWM01832 |
| Connectivity | Tri-Mode (Bluetooth 5.0/3.0 + 2.4GHz Wireless) |
| DPI Levels | 800-1200-1600-2400-3200-4000 (Adjustable) |
| Dimensions | 10.8 x 6.3 x 0.03 cm |
| Weight | 90 g |
| Battery | 1 x AA (not included) |
| Operating System Compatibility | Win11, Win10, Win8.1, Win8, Win7, Windows XP, Vista, Mac OS, Android (Note: Side button not usable on Mac) |
| Wireless Range | Up to 10m (2.4G Wireless) |
| Movement Detection | Optical |
Maintenance
- Keep the mouse clean by wiping it with a soft, dry cloth.
- Avoid exposing the mouse to extreme temperatures or humidity.
- Do not disassemble the mouse, as this may void the warranty.
- When not in use for extended periods, switch the mouse to the "OFF" position to conserve battery life.
Troubleshooting
Mouse not responding
- Check battery level and replace if necessary.
- Ensure the power switch on the bottom of the mouse is in the correct position (2.4G or BT).
- For 2.4G mode, ensure the USB receiver is securely plugged into a working USB port. Try a different USB port.
- For Bluetooth mode, ensure Bluetooth is enabled on your device and the mouse is properly paired. Try re-pairing the mouse.
- Move the mouse closer to the receiver/device to rule out range issues.
Cursor movement is erratic or imprecise
- Clean the optical sensor on the bottom of the mouse.
- Ensure you are using the mouse on a suitable surface. The mouse is compatible with various surfaces.

This image demonstrates the mouse's compatibility with different surface types, including resin, wood, fabric, paper, and metal.
- Adjust the DPI setting to a lower value for more precise control.
Warranty and Support
TECKNET offers a 36-month warranty for this product, ensuring peace of mind with your purchase.
If you encounter any issues or have questions regarding your TECKNET Tri-Mode Wireless Mouse, please do not hesitate to contact TECKNET customer service for assistance.
For more information and support, please visit the official TECKNET website: www.tecknet.co.uk
