1. Product Overview
The Socoolfan K300 is a versatile portable fan designed for outdoor activities, travel, and sports. It features dual turbo motors for powerful airflow, a long-lasting 14500mAh battery, and an LED digital display for easy monitoring of wind speed and charging status. It can be worn on the waist, around the neck, or used as a desktop fan.

2. Parts List
The package includes the following items:
- Fan unit: 1
- USB charging cable: 1
- Lanyard: 1
- Instruction Manual: 1
3. Setup Instructions
The K300 fan offers multiple ways to wear and use it for optimal cooling.
Waist-Mounted Use:
- Attach the waist hook to your belt or waistband. Adjust for a comfortable and secure fit.
- Use the clothing hook to secure the corner of your clothing, preventing it from covering the air intake and ensuring proper airflow.
Neck-Mounted Use:
- Thread the provided lanyard through the strap hole on the fan.
- Secure the lanyard and wear the fan around your neck.
Desktop Use:
The fan can be placed on a flat surface using its integrated stand for desktop cooling.


4. Operating Instructions
The Socoolfan K300 is powered by a rechargeable lithium battery and features intuitive controls.
Power On/Off:
- To Turn On: Press and hold the 'S' button for 2 seconds to activate the fan at Level 1.
- To Activate Storm Mode: While the fan is on, press and hold the 'S' button for 2 seconds.
- To Turn Off: Press and hold the 'v' or 'button for 2 seconds.
Wind Speed Adjustment:
- Click the '@' button to cycle through the four wind speed levels (Level 1, Level 2, Level 3, Level 4) and then to Storm Mode.
LED Light and SOS Mode:
- To Turn On/Off Light: Press and hold the light button for 2 seconds.
- To Switch Light Modes: While the light is on, click the light button to switch between flashlight mode and SOS (emergency signal) mode.
Display Screen:
- The LED digital display shows the current battery level under normal conditions.
- It briefly displays the corresponding wind speed level when adjusting the fan.
Charging:
- Connect the fan to a power source using the provided USB Type-C charging cable. The fan supports charging while in use.


5. Maintenance
- Cleaning: Always turn off the power before cleaning. Wipe the fan carefully with a soft, dry cloth. Do not use metal, acid-base, alkaline chemical products, or strong detergents, as these can damage the product.
- Storage: Store the fan in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Disposal: The battery in this product is a recyclable resource. When discarding the product, ensure the battery is removed and disposed of safely by a professional recycling institution.
6. Troubleshooting
- Fan not turning on: Ensure the battery is charged. If the issue persists, contact customer support.
- Weak airflow: Check the selected wind speed level on the LED display. Increase the speed if necessary. Ensure the air intake and outlet are not obstructed.
- Overheating: Do not place the product near heat sources or in high-temperature locations. If the fan feels excessively hot, turn it off and allow it to cool down.
- Damage: Do not attempt to disassemble or repair the product yourself. If the product is damaged, contact customer support for professional repair.
7. Specifications
| Feature | Specification |
|---|---|
| Product Model | K300 |
| Product Size | 145 x 63 x 95 mm (5.7 x 2.48 x 3.7 inches) |
| Weight | 0.47 kg (1.05 lb) |
| Battery Capacity | 3.7V + 14500 mAh (53.6Wh) |
| Rated Power | 10W |
| TYPE-C Input | 5V2A |
| USB-A Output | 5V2A |
| Charging Time | 6.5 hours |
| Motor Speed (RPM) | 1st Gear: 6,100; 2nd Gear: 9,370; 3rd Gear: 11,450; 4th Gear: 13,000; Storm Mode: 14,600 |
| Endurance Time | 1st Gear: 35H; 2nd Gear: 13H; 3rd Gear: 8H; 4th Gear: 5H; Storm Mode: 4H |
| LED Light Endurance | 57H (normal), 3.5H (storm mode) |
| LED Luminance | 120LM |
| LED Range | 2.5 meters |
| Power Source | Rechargeable battery |
| Application Area | < 10 M² |
| Controlling Mode | Mechanical Timer Control |
| Certification | CE, RoHS |
| Material | Plastic |
| Type | Cooling Only |
| Wind Type | Ultrastrong Wind |
| Origin | Mainland China |


8. User Tips
- Versatile Cooling: Take advantage of the multi-functional design. Use it waist-mounted for direct body cooling during physical activity, neck-mounted for hands-free convenience, or as a desktop fan for personal space cooling.
- Power Bank Functionality: The USB-A output allows you to use the fan's large 14500mAh battery to charge your mobile devices on the go, making it a useful emergency power source.
- Emergency Light: The integrated LED light with SOS mode can be a lifesaver during power outages or outdoor adventures, providing both illumination and a signal for help.
- Optimize Battery Life: For extended use, utilize the lower fan speeds (Level 1 or 2) which offer significantly longer battery life. Reserve higher speeds and storm mode for intense cooling needs.
9. Warranty and Support
The Socoolfan K300 comes with a one-year free warranty covering the entire machine, including labor and material costs. This warranty is subject to the following conditions:
Warranty Exclusions:
- Damage caused by human factors, abnormal working environments, or failure to follow instructions.
- Damage resulting from disassembly or repair by non-authorized personnel.
- Products outside the one-year warranty period.
- Altered invoices or lack of valid purchase data and warranty certificates.
- Product model and manufacturing code on the warranty certificate do not match or are altered.
- Damage due to improper use, maintenance, or storage by the user.
- Damage caused by force majeure events (e.g., flood, lightning, earthquake, abnormal voltage).
- Normal wear and tear, cosmetic damage, and staining.
For warranty claims or technical support, please contact our service hotline: 0755-23074243.
A PDF version of this user manual is available for download at the following link: User Manual (PDF).