1. Introduction
The Warmco D3 Portable Travel Fan is designed to provide powerful and efficient cooling in a compact, ultra-thin form factor. Featuring a high-capacity 10000mAh rechargeable battery, it offers extended operation and can even serve as a power bank for your other devices. Its quiet operation and versatile design make it ideal for various settings, from office desks to outdoor adventures.
Figure 1: Warmco D3 Portable Travel Fan in black, standing upright.
2. Package Contents
Please check the package contents to ensure all items are present:
- Warmco D3 Portable Travel Fan (1 unit)
- 2-in-1 USB-A to USB-C and USB-C to USB-C Charging Cable (1 unit)
- Small Screwdriver (1 unit)
- Extra Screws (for fan panel, 2 units)
3. Setup
3.1 Initial Charging
Before first use, fully charge the fan. Connect the provided USB-C cable to the fan's USB-C port and plug the other end into a compatible USB power adapter (not included). The digital display will show the charging progress. A full charge typically takes 4-5 hours.
3.2 Adjusting the Stand
The fan features a foldable stand that allows for 180° rotation, enabling various angles for optimal airflow. Simply unfold the stand from the back of the fan and adjust it to your desired position. The stand can also be used as a handle for carrying or hanging the fan.
Figure 2: The fan's integrated stand allows for 180-degree rotation and can be used in various positions.
4. Operating Instructions
4.1 Power On/Off and Speed Settings
To power on the fan, press the power button once. The fan will start at Speed 1. Press the power button repeatedly to cycle through the 4 available speed settings (Speed 1 → Speed 2 → Speed 3 → Speed 4). To turn off the fan, press the power button after Speed 4.
4.2 Digital Display
The intuitive digital display on the front of the fan shows the current fan speed (1-4) and the remaining battery life percentage. This allows you to easily monitor the fan's status and anticipate when recharging is needed.
Figure 3: The digital display indicates fan speed and battery life. The fan offers 10-24 hours runtime and charges in 4-5 hours.
5. Power Bank Function
The Warmco D3 fan is equipped with a USB-C port that supports both input and output (5V/2.4A), allowing it to function as a portable power bank. To charge another USB-powered electronic device, simply connect it to the fan's USB-C port using the provided 2-in-1 cable or your device's compatible cable.
Figure 4: The fan can charge other devices, such as smartphones, via its USB-C port.
6. Portability
Designed for ultimate portability, the Warmco D3 fan is ultra-thin (1.6"D) and lightweight (0.89 lbs / 402g), making it easy to carry and store. Its compact size allows it to seamlessly fit into bags, luggage, or small spaces, ensuring you have refreshing air wherever you go.
Figure 5: The fan's ultra-thin profile makes it highly portable and easy to store in luggage.
Figure 6: The fan is suitable for both indoor and outdoor use, providing cooling comfort anywhere.
7. Maintenance
To ensure optimal performance and longevity, regular cleaning of the fan blades is recommended. The front fan panel is removable for easy maintenance.
7.1 Cleaning the Fan Blades
- Ensure the fan is powered off and disconnected from any power source.
- Locate the screws on both sides of the fan panel.
- Using the provided small screwdriver, unscrew the screws counter-clockwise to loosen them.
- Gently remove the upper right corner of the fan panel to detach it.
- Wipe the fan blades and the inside of the panel with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Once clean, reattach the fan panel by aligning it and screwing the screws back in clockwise until secure.
Figure 7: The front panel can be removed for easy cleaning of the fan blades.
8. Troubleshooting
If you encounter any issues with your Warmco D3 fan, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Fan does not turn on | Low or no battery charge | Charge the fan fully using the provided USB-C cable. |
| Weak airflow | Low speed setting; Dirty blades | Increase the fan speed. Clean the fan blades as per maintenance instructions. |
| Unusual noise during operation | Obstruction in fan blades; Loose panel | Power off and check for any obstructions. Ensure the front panel is securely attached. |
| Digital display not working | Battery completely drained; Malfunction | Charge the fan. If issue persists, contact customer support. |
| Cannot charge external devices | Low fan battery; Incompatible cable/device | Ensure fan has sufficient charge. Use the provided 2-in-1 cable or a known compatible cable. |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | Warmco |
| Model Name | D3 |
| Color | Black |
| Electric Fan Design | Table Fan |
| Power Source | Battery Powered |
| Battery Capacity | 10000mAh |
| Runtime | 10-24 hours (depending on speed setting) |
| Charging Time | 4-5 hours |
| Product Dimensions | 1.6"D x 7.0"W x 8.4"H (18 x 21.4 x 4.1cm) |
| Item Weight | 0.89 lbs (402g) |
| Number of Blades | 5 |
| Number of Power Levels | 4 |
| Noise Level | <40dB |
| Control Method | Touch (Push Button) |
| Connector Type | USB Type C (Input/Output 5V/2.4A) |
| Blade Material | Plastic |
| Indoor/Outdoor Usage | Outdoor, Indoor |
| Manufacturer | Dongguan Chenxun Electronics Co., Ltd. |
| Country of Origin | China |
10. Warranty & Support
Warmco offers a 3-Year Replacement Promise for this product, ensuring peace of mind regarding its quality and performance.
For any questions, technical support, or warranty claims, please contact Warmco Customer Service:
- Email: support@warmco.com
- Phone: 1-800-XXX-XXXX (Available Monday-Friday, 9 AM - 5 PM EST)
- Website: Visit the Warmco Store on Amazon
