FS-21
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Model | FS-21 |
Name | Desktop circulator fan |
Voltage | 5V |
Power | 10W |
Product stalls | 5 stalls |
Material | ABS+electronic components |
Turbo Air Circulation Technology
Powerful airflow for fast cooling & whole-room air circulation
5 Adjustable Speed Level
Customize airflow from gentle breeze to strong turbo wind
One-Touch Simple Operation
Easy single-button control for all functions
USB Rechargeable & Cordless
Built-in battery, Type-C charging, wireless use anywhere
Wall-Mountable & Desktop Use
2-in-1 design for versatile placement
Ultra-Quiet Operation
Low noise brushless motor, ideal for work & sleep
Compact & Lightweight
Mini size easy to carry and store
Adjustable Airflow Angle
Multi-directional cooling coverage
Long Battery Life
Up to 4-12 hours working time per charge
Before first use, fully charge the fan using the included USB charging cable.
Connect the cable to the fan’s charging port and a compatible power adapter (5V/1A or higher).
The digital display will show the charging status. The fan is fully charged when the battery indicator is full.
Press the power button once to turn the fan on.
Short-press the power button repeatedly to cycle through different wind speed levels (the current speed will be shown on the digital display).
Press and hold the power button for 2–3 seconds to turn the fan off.
The digital display shows numbers like “05” for the timer. Press the timer button (or long-press the speed button) to set the working duration (usually 1–8 hours). The fan will automatically shut off when the time is up.
The fan head can be tilted up/down on the base to direct airflow where you need it.
Wired use: Keep the fan connected to the charger to use it while charging.
Wireless use: Once fully charged, use the fan cordlessly for portable cooling.
Do not use the fan with a damaged power cable, plug, or charging port.
Always unplug the fan before cleaning, or when not in use for long periods.
Do not charge the fan with an adapter that exceeds 5V output, as this may damage the battery or circuit.
Never insert fingers, pencils, or other objects into the fan grille while it is running—this can cause injury or damage the blades.
Do not use the fan in humid environments (like bathrooms) or near water sources, to avoid electric shock.
Keep the fan away from heat sources, open flames, and flammable materials.
Do not drop, hit, or apply heavy pressure to the fan, as this can damage internal components.
Do not expose the fan to high temperatures (above 40°C) or direct sunlight for long periods, as this will shorten battery life.
If storing the fan for over 1 month, charge it to ~50% capacity first to protect the battery.
Do not disassemble, puncture, or throw the built-in battery into fire—this poses explosion risks.
Cleaning the Fan
Unplug the fan and ensure it is turned off before cleaning.
Use a soft, dry cloth or small brush to gently wipe dust from the grille, blades, and exterior.
For stubborn dirt, use a slightly damp (not wet) cloth to wipe the surface. Do not let water enter the charging port or internal parts.
Battery Care
Charge the fan every 1–2 months when not in use to keep the battery active.
Avoid fully draining the battery frequently, as this reduces its lifespan.
Storage
Store the fan in a cool, dry place when not in use. Keep it away from dust, moisture, and extreme temperatures.