Introduction
Thank you for choosing the Socool 10000mAh Portable Waist Fan K50. This versatile device is designed to provide personal cooling in various environments, featuring a powerful fan, integrated flashlight, and power bank functionality. This manual provides essential information for the safe and efficient use of your fan. Please read it thoroughly before operation and retain it for future reference.
Product Overview
The Socool K50 Portable Waist Fan is a multi-functional device offering personal cooling, emergency lighting, and mobile device charging. Its compact design and robust features make it suitable for outdoor activities, work, and travel.
Key Features:
- 10000mAh Rechargeable Battery: Provides up to 40 hours of continuous operation on the lowest speed setting.
- 5 Adjustable Wind Speeds: From a gentle breeze to a strong airflow (up to 18m/s).
- Multi-functional Design: Can be used as a waist fan, neck fan (with included lanyard), or desk fan.
- Integrated Flashlight & SOS Function: For illumination and emergency signaling.
- Emergency Power Bank: USB output (5V-2A) to charge mobile devices.
- Durable Construction: Features a silicone cover for drop protection and manganese steel clips for secure attachment.
- High-Speed Brushless Motor: Delivers efficient and powerful airflow.
Components:


- Fan Unit (Main Body)
- Adjustable Neck Strap
- USB-C Charging Cable
- User Manual (this document)
- Manganese Steel Clips (integrated)
- Silicone Protective Cover (pre-installed)
Setup
Initial Charging:
Before first use, fully charge the fan. Connect the provided USB-C cable to the fan's Type-C input port and the other end to a compatible USB power source (e.g., wall adapter, computer, power bank). The battery indicator on the fan will show charging progress and full charge status.

A full charge typically takes 4-5 hours.
Attaching the Lanyard:
If using as a neck fan, attach the adjustable neck strap to the designated loops on the fan unit. Ensure it is securely fastened before wearing.
Wearing Options:
- Waist/Belt Clip: Use the integrated manganese steel clips to attach the fan to your belt, waistband, or pants. The fan can be positioned to blow air upwards towards your body or downwards.
- Neck Fan: Wear the fan around your neck using the adjustable lanyard.
- Desk Fan: Utilize the built-in bracket on the fan clip to stand the fan on a flat surface.

Operating Instructions
Fan Operation:
- Power On/Off: Short press the power button (usually marked with a power symbol) to turn the fan on or off.
- Adjusting Fan Speed: After turning on, short press the power button repeatedly to cycle through the 5 available wind speeds. The current speed setting will be displayed on the fan's screen.

Flashlight and SOS Mode:
- Turn On/Off Flashlight: Long press the dedicated light button (or the power button, depending on model variation) to activate or deactivate the flashlight.
- SOS Mode: While the flashlight is on, long press the light button again to enter SOS flashing mode. Long press once more to exit SOS mode and turn off the light.

Power Bank Function:
To use the fan as an emergency power bank, connect your mobile device's charging cable to the fan's USB output port (5V-2A). The fan will begin charging your device. Note that using the power bank function will consume the fan's battery.
Maintenance
Cleaning:
- Ensure the fan is turned off and disconnected from any power source before cleaning.
- Wipe the exterior of the fan with a soft, dry cloth.
- For stubborn dirt, a slightly damp cloth can be used, but ensure no water enters the fan's internal components.
- Do not use harsh chemicals, abrasive cleaners, or solvents.
- Periodically check the air intake and outlet for dust or debris and gently remove it using a soft brush or compressed air.
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 battery to about 50% before long-term storage to preserve battery health.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Fan does not turn on. | Battery is depleted. | Charge the fan fully using the provided USB-C cable. |
| Weak airflow. | Fan speed is too low; air intake/outlet blocked. | Increase fan speed. Check and clear any obstructions from the air intake or outlet. |
| Fan not charging. | Cable or adapter faulty; port dirty. | Ensure the USB-C cable and power adapter are working correctly. Clean the charging port gently. |
| Flashlight does not work. | Battery is low; incorrect operation. | Charge the fan. Refer to "Flashlight and SOS Mode" section for correct operation. |
| Cannot charge other devices. | Fan battery low; incorrect cable; device incompatibility. | Ensure the fan has sufficient charge. Use a compatible charging cable for your device. |
Specifications
| Brand | Socool fan |
| Model Name | Portable Waist Fan (K50) |
| Battery Capacity | 10000mAh (Lithium Polymer) |
| Power Source | Battery Powered |
| Electric Fan Design | Wearable Fan |
| Number of Power Levels | 5 |
| Max Speed | 16000 RPM |
| Max Airflow | 18 m/s |
| Input | 5V-3A (Type-C) |
| Output | 5V-2A (USB) |
| Charging Time | 4-5 hours |
| Dimensions (D x W x H) | 1.8" x 3.4" x 3.9" |
| Item Weight | 13.1 ounces (approx. 371 grams) |
| Included Components | Adjustable Neck Strap, Manual, Shirt Clip Fan, USB-C Cable |
| UPC | 799748830368 |
Safety Information
- Do not insert fingers or foreign objects into the fan grille.
- Keep the fan away from water and excessive moisture.
- Do not expose the fan to high temperatures or direct sunlight for prolonged periods.
- Do not attempt to disassemble or repair the fan yourself. Contact customer support for assistance.
- Keep out of reach of children.
- Use only the provided charging cable or a certified equivalent.
- Avoid dropping the fan, even with the protective cover, as internal components may be damaged.
Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official Socool fan website. Please retain your proof of purchase for warranty claims.





