Introduction
Thank you for choosing the TOPK 5000mAh Portable Desk Fan. This ultra-thin, rechargeable fan is designed for versatile use in various settings, including offices, bedrooms, cruises, and outdoor activities. Featuring a digital display, quiet operation, and 4 adjustable speeds, it provides efficient personal cooling. This manual will guide you through its features and proper usage.

Image: The TOPK 5000mAh Portable Desk Fan, available in black and pink, showcasing its compact design.
Product Features
- Upgraded 5000mAh Battery Life: Provides 6 to 16 hours of continuous cooling on a single charge.
- Whisper-Quiet Brushless Motor: Operates below 40dB with 4 adjustable speeds for powerful yet quiet airflow.
- Smart LED Display & USB-C Charging: Digital display shows battery percentage and current wind speed. Features a modern USB-C port for fast and convenient charging.
- Ultra-Slim & Space-Saving Design: Measures 6.5 x 5.3 x 1.6 inches (16.5 x 13.5 x 4 cm) with a foldable stand for portability and easy storage.
- Travel-Ready Design with Recessed Button: A thoughtful recessed power button prevents accidental activation during transport.

Image: Visual representation of the fan's key features including the recessed power button, digital display, adjustable stand, and USB-C charging port.
Setup
- Unpack: Carefully remove the fan and all accessories from the packaging.
- Charge: Before first use, fully charge the fan using the provided USB-C cable. Connect the USB-C end to the fan's charging port and the USB-A end to a compatible power source (e.g., wall adapter, power bank, computer USB port). The digital display will show the charging progress.
- Adjust Stand: Unfold the integrated stand at the back of the fan to position it at your desired angle. The stand allows for 180° adjustment.

Image: The fan positioned on a desk, demonstrating its adjustable stand for optimal airflow.
Operating Instructions
- Power On/Off: Press the recessed power button once to turn the fan on. Press it again to cycle through the speed settings, and a final press to turn it off.
- Adjust Speed: The fan has 4 adjustable speed levels. Each press of the power button will increase the speed. The current speed level will be indicated on the digital display.
- Monitor Battery: The digital LED display shows the remaining battery percentage, allowing you to know when recharging is needed.

Image: The fan's digital display indicating battery life and speed, highlighting the user-friendly interface.
Maintenance
- Cleaning: Ensure the fan is turned off and unplugged before cleaning. Use a soft, dry cloth to wipe the exterior. For dust accumulation on the fan blades, use a soft brush or compressed air. Do not use liquid cleaners or immerse the fan in water.
- Storage: When not in use for extended periods, fully charge the fan and store it in a cool, dry place. Fold the stand for compact storage.
- Battery Care: To prolong battery life, avoid completely draining the battery frequently. Recharge when the battery level is low.

Image: The fan in a quiet setting, illustrating its low-noise operation, which also benefits from regular cleaning.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Fan does not turn on. | Low battery or no charge. | Charge the fan using the USB-C cable. Ensure the power button is pressed firmly. |
| Weak airflow. | Fan is on a low speed setting. | Press the power button to increase the speed level. |
| Unusual noise during operation. | Obstruction in fan blades or internal issue. | Turn off and unplug the fan. Check for any obstructions and carefully remove them. If the issue persists, contact customer support. |
| Digital display not working. | Software glitch or damage. | Try turning the fan off and on again. If it remains unresponsive, contact customer support. |
Specifications
| Feature | Detail |
|---|---|
| Brand | TOPK |
| Model Name | K65 |
| Power Source | Battery Powered (5000mAh Lithium Polymer) |
| Electric Fan Design | Table Fan |
| Product Dimensions | 1.57"D x 5.3"W x 6.5"H (16.5 x 13.5 x 4 cm) |
| Number of Power Levels | 4 |
| Noise Level | 40 Decibels |
| Control Method | Touch (Recessed Switch) |
| Charging Port | USB-C |
| Weight | 1.19 pounds |
Warranty and Support
TOPK provides a 3-year replacement promise for this product. For any questions, concerns, or warranty claims, please contact TOPK customer support through the retailer where the product was purchased or visit the official TOPK website for assistance.

Image: The product packaging highlighting the 3-year replacement promise, ensuring customer satisfaction.