10 Best Battery Desk Fans of January 2021

  1. Product Highlights
    • 【one-button control & four-speed adjustable】: there are four gears to choose from. in addition to the low / medium / high three basic gears, an additional natural wind gear with moderate wind power has been added. one-button control, simple operation. press the power button repeatedly to adjust the appropriate fan speed.
    • 【wireless use & multi-compatibility usb interface】: the fan is equipped with a 3000mah rechargeable battery and has two power supply methods. it can be used wirelessly after being fully charged, and can be used for 12-15 hours after being fully charged (the available time depends on the wind speed used). it can also be powered via usb and is compatible with pc / laptops...
    • 【strong wind & low noise】: smartdevil usb desktop fan has a simple design and powerful functions. although equipped with three fan blades, the wind is strong, and in combination with a brushless motor, it provides ultra-quiet sound while providing high airflow. better stay with you at work or sleep without disturbing you.
    • 【adjustable angle & easy to clean】: adjustable up and down 45 degrees, the wind direction can be changed as required. can circulate indoor air and equilibrate room temperature. the rotating fan cover extends the distance of the draft shield. removable design, rotate the clockwise to remove the mesh cover, easy to clean. the draft shield can be washed directly with water...
    • 【customer service】: free online customer service. we promise to answer your questions within 24 hours and can answer any questions about smartdevil products. if you have any questions, please feel free to contact our customer service email: [email protected]
  2. Product Highlights
    • 【strong airflow fan & 3 speeds】- this fan small but mighty, compared with the old version usb metal fans, its built-in upgraded brushless motor for faster operating speeds (2400rpm-4200rpm). feeling the blast of the strong airflow from 10 ft away. this portable desk battery fan can also be adjusted among low, medium, and high according to your demands. great cooling fan...
    • 【portable fan & compact size】- 6.0*5.6*3.5inch little size and 12 oz lightweight. this portable battery small fans easily carried in bag when you go out or travel. it would be a good partner for desktop, office, home, dorm, camping, library, or any activity.
    • 【10,000mah rechargeable battery operated fan & 2a fast charging】- 2020 new release battery powered fan lasts work up to 8-36 hours (depending on its speed). battery life is longer than others desk fans. an integrated-circuit with fast charging, only in 6 hours with a 5v 2a adapter (not included). you can stay cool and comfortable even without electrical power.
    • 【quiet fan & 360°rotation】- the small quiet fans advace optimized blade design engineered to be 25% quieter. the minimum noise is close to 20db. 360 °rotation adjustment, allowing cooling at muti-angle. this low noise desk fan powerful enough for a cool breeze and quiet operating, gives you a comfortable work environment andnever interrupt you.
    • 【stable quality & 24-month warranty】- passed the safety test and authoritative certification, beskar usb fan is stable & durable. you will get a 6-inch rechargeable fan, micro usb cable, welcome guide, our worry-free 24-month warranty and friendly customer service.
  3. Product Highlights
    • 💟💟40-hour-working-time💟💟 built-in double replaceable and rechargeable 2200mah 18650 batteries,fully charged batteries can last for up to 6-40 hours(depending on different speed). usb charging by a computer, laptop, mobile power, usb charger, mobile phone adapter, car charger, etc.
    • 🔋🔋power bank function🔋🔋 being portable, lightweight and flexible, it can be used as a portable power bank to power mobile phones, mp3 players, ipods and other devices. a separate ic that charges the mobile power supply does not affect the normal operation of the fan. suitable for camping out, picnicking, and emergency use when traveling.
    • 👍👍multi-function fan👍👍 the clip fan and desktop fan are integrated,it can be placed or clipped to any position you want,and can be rotated by 360° vertically and horizontally, is ideal for strollers, homes and offices, laptop, gym exercising, outdoor, camping, travel, etc.
    • 😃😃stepless speed regulation & silent operation😃😃 the maximum wind speed can reach up to 10.5ft/s with high speed and low noise (≤ 40db) which is smaller than the sound of flipping books.the control dial with large speed selection allows you to switch easily.with stepless speed regulation, you can adjust it to the most comfortable wind speed.
    • ⭐⭐aroma diffuser function⭐⭐ attached with 2 water-absorbing sponges,can add aromatherapy or mosquito repellent on the back for aroma diffuser function,to relax or drive away mosquitoes. diagtree offers you a 24-hour professional service center with a 30-day full refund, a 12-month quality warranty and technical support of 365 days.
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