1. Introduction
Thank you for choosing the Docooler F-26C Wireless Vertical Ergonomic Mouse. This manual provides essential information for setting up, operating, and maintaining your new mouse. Please read it carefully to ensure optimal performance and longevity of your device.
The Docooler F-26C mouse features a unique vertical design for enhanced comfort, dual-mode connectivity (2.4GHz wireless and Bluetooth), adjustable DPI settings, and an LED screen for real-time information display.
Package Contents:
- 1 x Docooler F-26C Wireless Vertical Ergonomic Mouse
- 1 x User Manual
- 1 x Type-C USB Cable
- 1 x 2.4GHz USB Receiver (typically stored in the mouse's receiver compartment)

Image 1.1: The Docooler F-26C Wireless Vertical Ergonomic Mouse, showcasing its unique upright design and sleek grey finish.
2. Product Overview
Familiarize yourself with the various components and buttons of your Docooler F-26C mouse.

Image 2.1: Detailed diagram illustrating the various buttons and features of the Docooler F-26C mouse.
- Left mouse button
- Right mouse button
- Middle mouse button (Scroll Wheel)
- Forward mouse button
- Back mouse button
- Lighting-mode switch button
- DPI button
- Bluetooth switch
- Charging indicator light
- 2.4GHz indicator light
- Bluetooth indicator light
- Power switch (ON/OFF)
- Receiver compartment / Optical mouse sensor lens
- Optical mouse sensor lens
- OLED screen
3. Setup
3.1 Charging the Mouse
Before first use, it is recommended to fully charge the mouse. Connect the supplied Type-C USB cable to the charging port on the front of the mouse and to a USB power source (e.g., computer USB port, USB wall adapter). The OLED screen will display charging status.
3.2 Power On/Off
Locate the power switch (12) on the bottom of the mouse. Slide it to the 'ON' position to power on the mouse. Slide it to 'OFF' when not in use to conserve battery.
3.3 Connecting the Mouse
The F-26C mouse supports two connection modes: 2.4GHz Wireless and Bluetooth. It can connect to up to two devices simultaneously (one via 2.4GHz, one via Bluetooth).
3.3.1 2.4GHz Wireless Connection
- Take out the 2.4GHz USB receiver from the compartment on the bottom of the mouse.
- Plug the USB receiver into an available USB port on your computer.
- Turn on the mouse using the power switch.
- The mouse will automatically connect to the receiver. The 2.4GHz indicator light (10) will blink during connection and remain solid once connected.
3.3.2 Bluetooth Connection
The mouse supports connecting to one Bluetooth device.
- Turn on the mouse using the power switch.
- Press the Bluetooth switch button (8) to cycle through connection modes until 'BT' is displayed on the OLED screen.
- On your computer or device, open Bluetooth settings and search for new devices.
- Select 'Docooler F-26C' (or similar name) from the list of available devices to pair.
- The Bluetooth indicator light (11) will blink during pairing and remain solid once connected.
3.4 Switching Between Devices
The F-26C mouse allows you to switch between a 2.4GHz connected device and a Bluetooth connected device.

Image 3.1: Diagram illustrating how to switch between a 2.4GHz connected device (Computer 1) and a Bluetooth connected device (Laptop 2) using the Docooler F-26C mouse.
To switch between connected devices, short press the Bluetooth switch button (8). The OLED screen (15) will display the current connection mode (2.4G or BT).
3.5 Status Indicator Lights
When you power on the mouse, the indicator lights will show the current connection status:
- 2.4GHz Indicator Light (10): Blinks when searching for a 2.4GHz connection, solid when connected.
- Bluetooth Indicator Light (11): Blinks when searching for a Bluetooth connection, solid when connected.
- Charging Indicator Light (9): Illuminates during charging.
4. Operating Instructions
4.1 DPI Adjustment
The mouse features 4 adjustable DPI levels: 1000, 1600, 2400, and 3200 DPI.

Image 4.1: The OLED screen on the Docooler F-26C mouse displaying the current connection mode, battery percentage, and DPI setting.
To change the DPI setting, press the DPI button (7). Each press will cycle through the available DPI levels, and the current DPI will be displayed on the OLED screen (15).
4.2 Lighting Mode Switch
The mouse features colorful lighting effects.

Image 4.2: The Docooler F-26C mouse showcasing various colorful lighting options, adding aesthetic appeal during use.
Press the Lighting-mode switch button (6) to cycle through different lighting effects or to turn the lighting off.
4.3 Mute Buttons
The left and right mouse buttons are designed with a mute feature, providing a quiet clicking experience suitable for various environments.
4.4 OLED Screen Display
The OLED screen (15) provides real-time information:
- Current Connection Mode: Displays '2.4G' or 'BT'.
- Battery Power: Shows the remaining battery percentage.
- DPI Level: Indicates the currently selected DPI setting.
5. Ergonomic Design Benefits
The Docooler F-26C mouse is designed with a vertical orientation to promote a natural handshake wrist and arm position, reducing strain during prolonged use.

Image 5.1: Comparison illustrating the natural wrist posture with a vertical mouse versus the twisted posture with a traditional horizontal mouse, highlighting ergonomic benefits.
- Reduced Muscle Strain: The vertical design aligns your wrist and forearm in a more natural position, minimizing twisting and tension.
- Comfortable Grip: The bionic roller design and optimized supporting body provide a comfortable and secure grip, even during extended operation.
- Split Button Design: The split button layout further enhances comfort and ease of use.

Image 5.2: Close-up views of the Docooler F-26C mouse, detailing the anti-slip bionic roller, split button design, and optimized supporting body for an improved ergonomic experience.
6. Specifications
| Feature | Specification |
|---|---|
| Model | F-26C |
| Number of Buttons | 8 |
| Motion Sensor Type | Optical |
| Connectivity | 2.4GHz Wireless, Bluetooth |
| Frequency | 2402.85MHz - 2480.85MHz |
| Wireless Scope | ≥10m |
| Operating Voltage/Current | 3.7V 20mA |
| Mouse Lifespan | Approx. 5 million clicks |
| Scroll Wheel Lifespan | Approx. 1.2 million rotations |
| DPI Sensitivity Stages | 1000 / 1600 / 2400 / 3200 DPI |
| 2.4GHz Receiver Polling Rate | 125Hz |
| Bluetooth Receiver Polling Rate | 115Hz |
| Supported Systems | Windows 2000/ME/XP (64-bit)/Vista/Win7/Win8/Win10/Win11/iOS/Android |
| Item Dimensions | 110 x 72 x 75 mm (4.33 x 2.83 x 2.95 inches) |
| Item Weight | 110 ± 5 g (3.88 ounces) |
7. Troubleshooting
7.1 Mouse Not Responding
- Ensure the mouse is powered on. Check the power switch (12) on the bottom.
- Check the battery level on the OLED screen (15). If low, charge the mouse.
- For 2.4GHz connection: Ensure the USB receiver is securely plugged into a working USB port. Try a different USB port.
- For Bluetooth connection: Ensure Bluetooth is enabled on your device and the mouse is paired. Try re-pairing the mouse.
- Try restarting your computer/device.
7.2 Cursor Movement is Erratic or Inaccurate
- Clean the optical sensor lens (14) on the bottom of the mouse with a soft, dry cloth.
- Ensure you are using the mouse on a suitable surface. Avoid highly reflective or transparent surfaces.
- Adjust the DPI setting using the DPI button (7) to find a suitable sensitivity.
7.3 Cannot Switch Between Devices
- Ensure both the 2.4GHz receiver and the Bluetooth device are properly connected and within range.
- Press the Bluetooth switch button (8) firmly and observe the OLED screen (15) to confirm the mode change.
8. Safety Information
Please observe the following safety guidelines:
- Do not expose the mouse to extreme temperatures, humidity, or direct sunlight.
- Avoid dropping or subjecting the mouse to strong impacts.
- Do not attempt to disassemble or repair the mouse yourself. This will void the warranty.
- Keep the mouse and its accessories out of reach of children.
8.1 Packaging Disposal Warning

Image 8.1: A warning graphic indicating the importance of proper disposal of packaging materials to prevent choking hazards.
Please dispose of the packaging materials properly after use to avoid choking hazards, especially for children. Follow local regulations for recycling and waste disposal.
9. Warranty and Support
Docooler products are designed for quality and reliability. For warranty information, technical support, or customer service inquiries, please refer to the warranty card included with your purchase or visit the official Docooler website. Please have your product model (F-26C) and purchase details ready when contacting support.
For more information about Docooler products, visit: Docooler Store on Amazon





