F-188B is an extraordinary easy carry and using rechargeable mini USB fan, built-in with 4400mAh lithium battery which can also be worked as a 4400mAh power bank with USB output port on right side. Besides, it is energy-saving with 4-12hrs working time. Features: Integrated design: new simple appearance and solid structure. Super power: built-in lithium battery with 4400mAh large-capacity, which is enough to provide long life and Strong power output, keep durable. What's more, this 4000mA battery can be also used as a power bank for your mobile phone, just connect the phone and the side USB port of the fan by the USB line. Three gear speed control, 1: the weakest wind speed, 2: middle speed, 3: the strongest wind speed. Working time: about 12 hours in 1 wind speed, 2 wind speed about 8 hours, 3 wind speed for about 4 hours. Various ways of charging: power charger and USB charger. Specification: Size: 14.0cm*10.6cm*4.2cm Fan weight: 245g USB output: 5V 1A Full charge: about 6hrs Output power: 4.5W (Max) Charger: input: 100-240V output: 5V 1A DC In charging: red indicator; Fully charged: green indicator Package: 1* F-188B fan 1* USB Cable 1* User manual
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