Product: OPOLAR Battery Operated Desk Fan with Timer, Super Long Lasting D-cell Battery Powered(Not Included), Portable Camping USB Fan with Strong Airflow, 180° Rotation & 3 Speeds, for Home Office Outdoor
Brand: OPOLAR
Color: Black against yellow
About OPOLAR 
 
 
 Our mission is to make people's lives better by satisfying their desire for style while providing them affordable,solid and attractive items. 
 
We mainly boasts a wide selection of USB fans, desk fan, battery-operated fan, clip-on fan, misting fan, aroma fan, handheld fan, folding fan and so on. With a variety of styles to choose from, OPOLAR has something for everyone. 
 
 Since the date we opening our business, OPOLAR has enjoyed years of continuous growth thanks to hundred thousands of satisfied customers around the world. What’s more, one year warranty comes with our product and we stand behind our product always. Shop with your confidence!
Features 
 
 
Ultra-quiet design desk fan. 
360° up and down adjustable usb fan. 

Special structure design small desk fan, more stable and stronger, can easily sits on any flat surface. 
It is made of quality plastic, lightweight and durable, continuous using with long life. 

Occupy small room, smart shape, cool and soft wind. 
Powered by USB with a 3.3 feet(1.0M) cord, you can have the fan running anywhere - connect it to your desktop computer or notebook, and power bank or DC power plug (not included). Even, 4 D batteries can be powered Specifications  
 
 
Power: USB plug 
Material: ABS plastic 
 
Size: 7.1*9.6*2.9 Inch
💛★【Powerful & Super Long Working Hours】With OPOLAR new brushless motor, the fan is very strong in airflow but runs very quietly which will never bother others. With proper d-cell batteries, it could last 14-214 hours. Run it for several day without stop.
🚐★【Timer Feature】-This powerful fan is provided with a timer so that you never have to wake up during midnight to switch it off. Timer Modes available are for 1-3-5 hours.
💛★【4*D Battery Operated or Powered by USB cable】: This yellow against black fan works on 4 D batteries (not included). Alkaline D battery is highly recommended because of its long-lasting and environment friendly. The fan will never stop as it also runs on a USB cable ( Included). Note: carbon D battery, alkaline D battery or rechargeable NiMH battery would be okay.
🚐★【Adjustable and Portable】: This fan can be rotated 180 degrees to direct the airflow for better cooling. With the built-in handle, it is easy to carry it around. Great for travel, camping and other outdoor activities use. Fan size: 7 inch in Length and 9.8 inch in Height.
💛★【Multiple Power Supply Options 】 It comes with a cable that can be used via a power bank, car charger, computer, or a 5V wall USB charger. Note: Do not plug only one end of the USB cable to the fan while the other one is not to the power source, otherwise the fan will not work.

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