Introduction
Thank you for choosing the Warmco H3 10000mAh Turbo Portable Handheld Fan. This manual provides important information regarding the safe operation, maintenance, and troubleshooting of your device. Please read it thoroughly before use and retain it for future reference.
Safety Precautions
- Do not insert fingers or foreign objects into the fan grille.
- Keep the fan away from water and high humidity environments.
- Do not disassemble, repair, or modify the fan yourself. Contact customer support if service is required.
- Keep out of reach of children.
- Use only the provided USB-C cable for charging.
- Avoid exposing the fan to extreme temperatures or direct sunlight for prolonged periods.
Package Contents
Verify that all items are present in your package:
- 1 x Warmco H3 Turbo Handheld Fan
- 1 x User Manual
- 1 x USB-C Charging Cable
- 1 x Lanyard

The image displays the contents of the Warmco H3 fan package, including the fan, user manual, USB-C charging cable, and lanyard.
Setup
1. Initial Charging
Before first use, fully charge your Warmco H3 fan. Connect the provided USB-C cable to the fan's USB-C port and the other end to a 5V/2A USB power adapter (not included). The LED display will show the battery percentage during charging. A full charge takes approximately 5 hours.

This image shows the fan's battery life and charging time, indicating 36 hours on low speed, 12 hours on high speed, and 5 hours for a full charge via USB-C.
2. Attaching the Lanyard
For convenient carrying, attach the included lanyard to the designated slot on the fan's handle. This allows for secure use during travel or outdoor activities.

A person is shown holding the Warmco H3 fan, demonstrating its portability and the use of the attached lanyard.
Operating Instructions
1. Power On/Off and Speed Adjustment
The Warmco H3 features dual-button control for intuitive operation:
- Power Button: Press once to turn the fan on. Press and hold to turn the fan off instantly from any speed setting.
- Speed Control Button: With the fan on, press this button to cycle through 5 different speed levels. A long press will rapidly accelerate the fan speed.

This image highlights the fan's dual-button control, showing the dedicated power button and the speed control button.
2. LED Display
The integrated LED display provides real-time information:
- Battery Percentage: Shows the remaining battery life, allowing you to plan recharges.
- Speed Level: Indicates the current fan speed setting (1-5).

The Smart Digital Display is shown, monitoring both speed and battery life at a glance.
3. Power Bank Function
The USB-C port is bidirectional, allowing the fan to function as a portable power bank. Connect your phone, earbuds, or other small devices to the fan's USB-C port using a compatible cable to charge them when needed.

This image illustrates the fan's 2-in-1 cooling and charging capability, showing it charging a phone via its USB-C port.
4. Usage Modes
The Warmco H3 offers versatile usage options:
- Handheld: Hold the fan for direct personal cooling.
- Desktop: Place the fan on a flat surface for hands-free airflow.
- Lanyard Carry: Use the included lanyard for secure and convenient carrying during activities.

This image displays the fan's versatility, showing it being carried, used as a portable charger, ready for travel, and placed on a desk for office use.
Maintenance
Cleaning
- Ensure the fan is turned off and unplugged before cleaning.
- Wipe the exterior of the fan with a soft, dry cloth.
- Do not use abrasive cleaners, solvents, or immerse the fan in water.
- Use a soft brush or compressed air to gently clean dust from the air inlet and outlet grilles.
Storage
When not in use for extended periods, store the fan in a cool, dry place, away from direct sunlight and extreme temperatures. It is recommended to charge the fan to about 50% before storing to prolong battery life.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Fan does not turn on | Low battery; Power button not pressed correctly | Charge the fan; Press and hold the power button for 2 seconds to ensure it's on. |
| Fan does not charge | Charging cable not connected properly; Faulty cable or adapter | Ensure USB-C cable is securely connected; Try a different USB-C cable or power adapter. |
| Weak airflow | Low speed setting; Obstruction in grille | Increase speed setting; Check for and remove any obstructions from the grilles. |
| Noise at high speeds | Normal operation for high-performance fans | This is typical for high-speed portable fans. Reduce speed if noise is a concern in quiet environments. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Warmco |
| Model Name | H3 Handheld Fan |
| Power Source | Battery Powered |
| Battery Capacity | 10000mAh |
| Max Runtime (Low Speed) | Up to 36 hours |
| Max Runtime (High Speed) | Up to 12 hours |
| Full Charge Time | Approx. 5 hours (via USB-C 5V/2A) |
| Motor Speed | 15000 RPM (Brushless) |
| Max Airflow Speed | 9m/s |
| Number of Speeds | 5 |
| Charging Port | USB-C (Bidirectional 5V/2A) |
| Display | LED Battery Percentage & Speed |
| Dimensions (D x W x H) | 2.36"D x 1.77"W x 5.43"H |
| Item Weight | 8.16 ounces |
| Noise Level | 50 Decibels |
| Material | Acrylonitrile Butadiene Styrene |
Warranty & Support
Warmco provides a 2-Year Manufacturer Warranty for this product. For any questions, technical assistance, or warranty claims, please contact Warmco customer support. We are committed to providing 24/7 specialist support and a 30-day familiarity period.

This image highlights Warmco's commitment to customer satisfaction, detailing 2-year coverage, 24/7 specialist support, and a 30-day familiarity period.
You can find more information and contact details on the official Warmco website or through your purchase platform.





