OPOLAR Battery Powered Rechargeable Desk Fan with 6700mAh, Battery Operated USB Fan with Long Working Time, Whisper Quiet, 9 INCH
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- 【Long Working Time】 This fan can run with one or two rechargeable 18650 batteries. One battery can last for 5 to 7 hours and two can last for 8 to 11 hours.
- 【OPOLAR Biggest Desk Fan】 This 9 inch desk fan is the biggest desk fan among OPOLAR Store, which can be drove with a 5V USB cable or Li-ion battery. Note: This fan cannot be run with regular battery, except 18650 battery.
- 【Quiet and Easy-operated】 With OPOLAR's latest dynamic technology, the fan produces a great air and runs very quietly. It will not disturb your work and sleep. Two simple settings make it easy operated.
- 【Multiple ways of charging】The fan comes with 2 of the best quality lithium-ion 18650 3350mAh batteries. You can also power or charge the fan via USB to use with computers, power banks, or wall adapters, etc.