10 Best Desktop Fans With Batteries of July 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】: provide free online customer service. we promise to answer within 24 hours . if you have any questions, please feel free to contact us, we are willing to answer your questions.
  2. Product Highlights
    • 【usb powered】 comes with the usb cable that compatible with all usb port, such as computer, power bank, wall chargers and any other usb-enabled power supply, you can simply plug it into the power supply for the whole day or night working.
    • 【quiet operation】 ocoopa table fan is not only powerful, but also quiet, you can barely hear it at the low speed, the working sound is lower than 45db at the high speed, which is unnoticeable and will not disturb what you are doing, the mini fan is ideal to sue when studying, reading, working, sleeping, doing yoga, etc.
    • 【strong wind】 the inbuilt first- new copper made brushless motor is stronger and have longer lifespan than regular motor, which can support the blades run at high speed to produce powerful wind, the front cover have a fluid- mechanical design that can maximize air movement, the ocoopa desk fan would be your best partner during the hot summer.
    • 【speed adjustable】the portable fan with 2 adjustable speed is adequate for your various cooling demand, just press the power button to change the speed, it will always keep you cool at the low speed, the high speed is strong enough to cool you down quickly after heavy sweat.
    • 【sturdy base】 designer four rubbers on the bottom of the pedestal help reduce vibration and increase friction, which keep the fan firmly in place to ensure airflow is being directed to the desired location and doesn't slip over when working even at the high speed.
  3. Product Highlights
    • 【4-speed quiet fan】: our desktop fan has four gears. you can adjust the wind speed according to your different heat dissipation needs. after turning on the power, press the power button again to increase the wind speed.there is a power display on the fan,so that you can charge in time. our fan has a very small voice, better accompany your work or sle...

    • 【small but mighty】: although our fan is only 6.5 inches, but the wind is very strong, the mini size saves space, is convenient to carry, and is easy to use. the small fan is very cool especially in the kitchen when cooking during the summer. the lightweight, powerful, cordless fan cools you down anytime, anywhere when you are office, bedroom, college...

    • adjustable mini fan】: our table fan can be adjusted from left to right, up and down. you only need to press "s" and it will automatically oscillate 120 degrees left and right; you can also adjust the fan head up and down 90 degrees, it can meet your various cooling demands.

    • 【high compatibility usb-powered】: our fan comes with a usb cable, and there are two charging ports, you can use micro usb and type-c for charging. it can be used with pc/laptop, power bank, car charger and other usb-enabled power supply. our fan has a battery capacity of 4000 mah, after fully charged it can usually be used for 8-15 hours.

    • 【customer service】: we promise to answer within 24 hours and can answer any questions about products.if you have any questions, please feel free to contact our customer service. notice: children under ten years old should use under the guidance of adults.

  4. 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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