1. Product Overview
The Andwing Portable Waist Fan (Model D25) is a versatile 2-in-1 personal cooling device designed for various activities. It features detachable dual motors, 5 adjustable speeds, and a long-lasting 10,000mAh battery. This manual provides detailed instructions for safe and effective use.

Figure 1: Andwing Portable Waist Fan in its combined and detached forms, highlighting its versatility.

Figure 2: Key features of the Andwing Portable Waist Fan, including its high-speed performance and charging capabilities.

Figure 3: Visual summary of the fan's main features and benefits.
Key Features:
- Split & Share Innovation: Revolutionary 2-in-1 design that splits into two separate units, ideal for sharing. Delivers 360° cooling whether used as a single unit or split apart.
- Powerful & Refreshing Cooling: High-performance brushless motor (up to 20,000 RPM) and propeller-style blades deliver strong airflow through an advanced grille.
- Extended Battery Life: Equipped with a 10,000mAh battery (two 5,000mAh units), providing up to 6 hours on high or 24 hours on low. Recharges in 4-5 hours via Type-C, with a smart LED indicator.
- 5-Speed Breeze Control: Customize airflow with five settings, from whisper-quiet Level 1 (20dB) to powerful Level 5.
- Multiple Uses: Functions as a portable neck fan (with adjustable lanyard), portable waist fan (clips to belt), and personal desk fan (with built-in stand).
2. Setup and Assembly
2.1 Unpacking and Components
Carefully remove all components from the packaging. Verify that all items listed in the 'Package Includes' section (see Specifications) are present.

Figure 4: Contents included in the product package.
2.2 Detaching and Attaching Units
The fan consists of two independent units that can be used together or separately. To detach, gently pull the two units apart. To re-attach, align the central connecting clips and push them together until they click securely into place.

Figure 5: The fan's detachable design for individual use or sharing.

Figure 6: Visual guide for separating the fan units.
2.3 Charging the Fan
Before first use, fully charge both fan units. Connect the provided USB Type-C charging cables to the charging ports on each unit and to a compatible USB power source (e.g., wall adapter, power bank, computer USB port). The LED display will indicate the charging status and battery percentage. A full charge typically takes 4-5 hours.
3. Operating Instructions
3.1 Power On/Off and Speed Control
Each fan unit has an independent power button and speed control. To power on, press and hold the power button for a few seconds. The fan will start at Level 1. To cycle through the 5 speed settings, short press the power button. To power off, continue pressing the power button until the fan turns off, or press and hold for a few seconds from any speed setting.

Figure 7: LED display shows current speed level and battery percentage.
3.2 Wearing Modes
The Andwing Portable Waist Fan offers multiple wearing options for personalized cooling:
- Waist Fan: Clip the fan(s) to your belt or waistband. The inner clip design helps create an airflow channel between the fan and your body for maximum cooling.
- Neck Fan: Attach the adjustable lanyards to the designated loops on each fan unit. Wear around your neck for hands-free cooling.
- Desk Fan: Pop out the built-in stand on the back of the fan unit(s) to place it on a flat surface for instant desktop airflow.

Figure 8: Demonstrates the various ways to wear and use the fan.

Figure 9: Illustrates the strong airflow when worn as a waist fan.

Figure 10: The fan provides cooling during outdoor activities like cycling.

Figure 11: Stay cool while performing strenuous outdoor tasks.

Figure 12: The fan can also be used indoors for personal comfort.
3.3 Battery Life and Power Bank Functionality
The fan's 10,000mAh battery provides extended runtime. The LED display on each unit shows the remaining battery percentage, allowing you to monitor power levels. While primarily a fan, its high-capacity battery can also serve as a temporary power bank to charge small electronic devices via its USB-C port (charging cable not included for external devices).

Figure 13: Detailed battery life information for each speed setting.
3.4 Motor and Airflow
The fan is equipped with a high-speed brushless motor, reaching up to 20,000 RPM, and features 7 propeller-style blades for efficient airflow.

Figure 14: Internal view highlighting the powerful motor and blade design.
3.5 Official Product Video
Video 1: Official demonstration of the Portable Waist Fan, showcasing its detachable design and various uses.
4. Maintenance
4.1 Cleaning
To clean the fan, ensure it is powered off and disconnected from any power source. Use a soft, dry cloth to wipe the exterior surfaces. For dust accumulation on the fan blades or grilles, use a soft brush or compressed air. Do not use liquid cleaners or immerse the fan in water.
4.2 Storage
When not in use for extended periods, store the fan in a cool, dry place away from direct sunlight and extreme temperatures. Ensure the battery is partially charged (around 50%) before storage to prolong battery life.
5. Troubleshooting
5.1 Fan Not Turning On
- Ensure the battery is charged. Connect to a power source and check the LED display.
- Press and hold the power button for at least 3 seconds to ensure it registers.
5.2 Weak Airflow
- Increase the speed setting by short pressing the power button.
- Ensure the fan grilles are not obstructed by clothing or debris.
- Check battery level; lower battery may result in reduced performance.
5.3 Unusual Noise or Vibration
- Power off the fan and check for any foreign objects or debris caught in the fan blades.
- Ensure the fan units are securely attached if used in combined mode.
- If the noise persists, contact customer support.
5.4 Charging Issues
- Verify that the USB Type-C cable is securely connected to both the fan and the power source.
- Try a different USB cable or power adapter.
- Ensure the power source is functioning correctly.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Andwing |
| Model Name | D25 |
| Color | Black |
| Electric Fan Design | Wearable Fan |
| Power Source | Battery Powered |
| Product Dimensions | 2.56"D x 7.01"W x 3.86"H |
| Special Feature | Portable, High-Speed, Detachable, Dual Motors |
| Recommended Uses | Cooling |
| Wattage | 8 watts |
| Number of Blades | 7 |
| Speed | 20000 RPM |
| Voltage | 5 Volts (DC) |
| Included Components | Fan x1, USB Cable x2, Strap x2, Manual x1 |
| Indoor/Outdoor Usage | Outdoor, Indoor |
| Control Method | Touch |
| Connector Type | USB Type C |
| Reusability | Rechargeable |
| Is Cordless? | Yes |
| Number of Power Levels | 5 |
| Item Weight | 1.32 pounds |
7. Warranty and Support
For warranty information, please refer to the product packaging or contact the retailer where the product was purchased. For technical support or further assistance, please visit the official Andwing website or contact their customer service team.