1. Product Overview
The JISULIFE Handheld Portable Mini Fan (Model FA21) is designed to provide personal cooling with its powerful airflow and compact, portable design. It features a long-lasting rechargeable battery and multiple wind speed settings, making it suitable for various indoor and outdoor environments.

Figure 1: JISULIFE Handheld Portable Mini Fan (Beige)
This image shows the beige JISULIFE Handheld Portable Mini Fan being held in a hand, highlighting its compact and ergonomic design. The fan features a circular head with visible fan blades and a slender handle.
2. Package Contents
Please check the package contents upon unboxing to ensure all items are present:
- 1 x JISULIFE Handheld Portable Mini Fan
- 1 x Type-C Charging Cable
- 1 x User Manual (this document)
3. Setup and Charging
3.1 Initial Charge
Before first use, it is recommended to fully charge the fan. The fan is equipped with a 4500mAh rechargeable battery.
- Connect the provided Type-C charging cable to the charging port on the fan.
- Connect the other end of the USB cable to a compatible USB power source (e.g., wall adapter, laptop, power bank).
- The charging indicator light will illuminate during charging.
- A full charge typically takes approximately 4.5 hours. For quick charging, ensure your power source provides 5V/2A current.

Figure 2: USB Charging
This image illustrates the JISULIFE fan being charged via its USB-C port, connected to a wall adapter. A small text overlay indicates "100% 2hrs ~ 3hrs", suggesting charging time for a full battery.
4. Operating Instructions
4.1 Power On/Off and Speed Adjustment
The fan features a simple one-button control for power and speed settings.
- To Power On and Adjust Speed: Short press the power button to cycle through the three wind speed gears:
- Press 1: Speed 1 (Light wind, approx. 16 hours battery life)
- Press 2: Speed 2 (Soft wind, approx. 9 hours battery life)
- Press 3: Speed 3 (Strong wind, approx. 4.5 hours battery life)
- To Power Off: Long press the power button for 3 seconds at any speed setting to directly shut down the fan.

Figure 3: Fan in Use
This image shows a woman enjoying the cool breeze from the JISULIFE Handheld Portable Mini Fan while outdoors, demonstrating its portability and effectiveness in warm weather. The fan is beige and matches the product's color.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your fan.
- Cleaning: Use a soft, dry cloth to wipe the exterior of the fan. Do not use harsh chemicals or abrasive materials. Ensure the fan is powered off before cleaning.
- Storage: When not in use for extended periods, store the fan in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To maintain battery health, avoid fully discharging the battery frequently. Recharge the fan when the battery level is low.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Fan does not turn on. | Battery is depleted. | Charge the fan using the provided Type-C cable. |
| Fan airflow is weak. | Fan is on a low speed setting. | Short press the power button to cycle to a higher speed setting. |
| Fan is not charging. | Charging cable or adapter issue; improper connection. | Ensure the cable is securely connected. Try a different USB port or power adapter. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | FA21 |
| Brand | JISULIFE |
| Color | Beige |
| Battery Capacity | 4500mAh Lithium Ion (included) |
| Power Source | Battery Powered |
| Charging Time | Approx. 4.5 hours (with 5V/2A input) |
| Battery Life (approx.) | Speed 1: 16 hours; Speed 2: 9 hours; Speed 3: 4.5 hours |
| Wind Speed Gears | 3 |
| Control Method | Touch (single button) |
| Product Dimensions (D x W x H) | 1.35" x 3.62" x 7.67" |
| Item Weight | 5.82 ounces (185 Grams) |
| Max Airflow | 92 m³/h |
| Max Speed | 4500 rpm |
| Voltage | 5 Volts |
| Wattage | 5 watts |
| Certifications | CE, UKCA, PSE, FCC, RoHS |

Figure 4: Powerful Air Output and Strong Motor
This image provides an X-ray view of the fan's internal components, highlighting the motor and fan blades, with text indicating "Max Airflow: 92 m³/h, Max Speed: 4500 rpm". This illustrates the engineering behind the fan's performance.
8. Warranty and Support
For warranty information and customer support, please refer to the official JISULIFE website or contact your retailer. Keep your purchase receipt for warranty claims.
For further assistance, you may visit the JISULIFE Store on Amazon.





