Introduction
Thank you for choosing the Portronics CoolCube Portable Desktop Fan. This manual provides essential information for the safe and efficient use of your new fan. Please read these instructions carefully before operation and retain them for future reference.
What's in the Box
- Portronics CoolCube Portable Desktop Fan (1 N)
- Power Cable (1 N)
- User Documentation (1 N)
Product Features
- Portable and Travel-Friendly Design: Compact and lightweight with a foldable handle for easy transport. Ideal for desktops, workstations, and travel.
- Long-Lasting 2400mAh Battery: Provides up to 3 hours of cordless operation on a single charge, suitable for use during power outages or in outdoor settings without power outlets.
- Fast Type-C Charging: Equipped with a modern Type-C charging port for quick and efficient recharging.
- 360° Adjustable Airflow: The fan head can be rotated 360 degrees, allowing you to direct airflow precisely where needed.
- Powerful 3-Speed Modes: Offers three fan speed levels (1800, 2100, and 2500 RPM) to customize cooling intensity from a gentle breeze to strong airflow.
- BLDC Motor for Quiet Operation: Features a Brushless DC motor for energy efficiency and ultra-quiet performance, making it suitable for use while sleeping, working, or studying.
- Stylish and Minimalist Aesthetic: Clean, modern white design that integrates seamlessly into various home and office environments.
Setup
Unpacking
Carefully remove all components from the packaging. Inspect the fan and accessories for any signs of damage. Retain the packaging for future storage or transport.
Initial Charging
Before first use, fully charge the fan. Connect the provided Type-C power cable to the fan's charging port and plug the other end into a compatible USB power adapter (not included). The charging indicator light will show the charging status.

Image: The Portronics CoolCube fan being charged via its Type-C port.
Placement
Place the fan on a stable, flat surface. Ensure there are no obstructions to the airflow at the front or rear of the fan. The fan can be used on a tabletop or carried using its handle.

Image: The fan's lightweight handle design for easy carrying.
Operating Instructions
Power On/Off and Speed Adjustment
The fan features a single-button operation. Press the power button located on the side of the fan to:
- First Press: Turn on the fan at Speed 1 (1800 RPM).
- Second Press: Increase speed to Speed 2 (2100 RPM).
- Third Press: Increase speed to Speed 3 (2500 RPM).
- Fourth Press: Turn off the fan.

Image: Fan speed settings and approximate battery life.
Adjusting Airflow Direction
The fan head can be manually tilted 360 degrees. Gently adjust the fan head to direct the airflow to your desired angle.

Image: The fan's 360-degree tilt adjustment for optimal wind direction.
Maintenance
Cleaning
Ensure the fan is turned off and unplugged before cleaning. Use a soft, dry cloth to wipe the exterior surfaces. For dust accumulation on the fan blades, use a soft brush or compressed air. Do not use abrasive cleaners or immerse the fan in water.
Storage
When not in use for extended periods, store the fan in a cool, dry place. It is recommended to fully charge the battery every three months to maintain battery health.
Troubleshooting
- Fan does not turn on:
- Ensure the battery is charged. Connect the fan to a power source using the Type-C cable.
- Verify the power button is pressed correctly.
- Weak airflow:
- Increase the fan speed using the power button.
- Check for any obstructions blocking the fan's intake or output.
- Clean the fan blades if dust has accumulated.
- Unusual noise during operation:
- Ensure the fan is placed on a stable, flat surface.
- Check for any foreign objects caught in the fan blades.
- Fan not charging:
- Ensure the Type-C cable is securely connected to both the fan and the power adapter.
- Try a different power adapter or USB port.
Specifications
| Feature | Detail |
|---|---|
| Brand | Portronics |
| Model Name | CoolCube |
| Model Number | POR-3051 |
| Color | White |
| Electric Fan Design | Table Fan |
| Power Source | Battery Powered |
| Battery Capacity | 2400mAh |
| Charging Type | Type-C |
| Product Dimensions | 19.8D x 20.9W x 7H Centimeters |
| Item Weight | 575 Grams |
| Motor Type | BLDC Motor |
| Number of Speed Modes | 3 |
| Max RPM | 2500 RPM |
| Control Method | Push Button |
| Material Type | ABS Plastic |
| Indoor/Outdoor Usage | Indoor |
Warranty
The Portronics CoolCube Portable Desktop Fan comes with a 1 Year Warranty from the date of purchase. Please retain your purchase receipt for warranty claims. For detailed warranty terms and conditions, refer to the official Portronics website or contact customer support.
Support
For any product-related queries, technical assistance, or warranty support, please contact Portronics customer service:
- Email: help@portronics.com
- Phone: +91 9555-245-245
- Address: First Floor Property No D 8 Upper Basement Sector 8 Noida Uttar Pradesh 201301