Introduction
This manual provides essential information for the setup, operation, maintenance, and troubleshooting of your BenQ Zowie EC3-CW Wireless Ergonomic Gaming Mouse. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.
The BenQ Zowie EC3-CW is designed for esports, featuring an asymmetrical ergonomic shape, a 24-step scroll wheel, and a wireless design with an enhanced receiver for stable signal transmission.

Image: The BenQ Zowie EC3-CW Wireless Ergonomic Gaming Mouse. This view shows the top and left side of the black mouse, highlighting its ergonomic shape, the scroll wheel, and the two side buttons. The red Zowie logo is visible on the palm rest area, and the BenQ logo is subtly placed near the front.
Setup
Package Contents
- BenQ Zowie EC3-CW Wireless Gaming Mouse
- Enhanced Wireless Receiver
- USB Cable (for charging and wired connection)
Initial Connection
- Connect the enhanced wireless receiver to an available USB port on your computer.
- Turn on the BenQ Zowie EC3-CW mouse using the switch located on the underside.
- The mouse is driverless and should be recognized automatically by your operating system.
Charging the Mouse
To charge the mouse, connect the provided USB cable to the mouse's charging port and the other end to a USB port on your computer or a USB power adapter. The mouse can be used while charging.
Operating Instructions
Ergonomic Design and Grip Styles
The EC3-CW features an asymmetrical ergonomic shape designed for natural placement of your right hand. It supports various grip styles:
- Palm Grip: The top shell provides a natural curve for your hand, offering relaxed support to your palm and fingers.
- Claw Grip: The mouse is held by curling your fingers with support from your lower palm. The curved back provides even contact to the lower palm for better grip and flexible movement.
Scroll Wheel
The mouse is equipped with a 24-step scroll wheel, providing precise tactile feedback for scrolling and in-game actions.
Buttons
The EC3-CW includes standard left and right click buttons, a clickable scroll wheel, and two side buttons. These buttons are pre-configured for common functions and are driverless, meaning no additional software is required for basic operation.
Maintenance
Cleaning
To maintain optimal performance, regularly clean your mouse. Use a soft, dry cloth to wipe the surface. For stubborn dirt, a slightly damp cloth can be used, but ensure no moisture enters the internal components. Avoid using harsh chemicals or abrasive cleaners.
Storage
When not in use for extended periods, store the mouse in a cool, dry place away from direct sunlight and extreme temperatures.
Troubleshooting
Mouse Not Responding
- Ensure the mouse is turned on.
- Verify the wireless receiver is securely plugged into a working USB port. Try a different USB port.
- Check the mouse battery level. Connect the USB cable to charge the mouse.
- Move the mouse closer to the receiver to rule out interference.
- Restart your computer.
Intermittent Connectivity
- Ensure there are no large metallic objects or other wireless devices causing interference between the mouse and the receiver.
- Try connecting the receiver to a front USB port or using a USB extension cable to position it closer to the mouse.
Specifications
| Feature | Detail |
|---|---|
| Brand | BenQ |
| Model | EC3-CW |
| Color | Black |
| Connectivity Technology | USB, Wi-Fi (Wireless) |
| Movement Detection Technology | Optical |
| Special Features | Enhanced receiver for stable signal transmission, Ergonomic Design, Natural curve for your hand with a relaxed support, Rechargeable, Wireless |
| Scroll Wheel | 24-step |
Warranty and Support
For warranty information, technical support, and further assistance, please refer to the official BenQ Zowie website or contact their customer service. You can also visit ZOWIE.com for mouse size and shape help, and additional product information.





