VersionTECH. Portable Handheld Fan, Powerful+Durable+4000mAh+180° Foldable, Mini Table Fans with USB Rechargeable Battery Operated Cooling Accessories for Personal Use, Travel, Office Black

Questions & Answers: Questions:', 1.Why is it charged so long, but the fan still doesn't work? 2.Why does the fan work when it is plugged into the USB line, otherwise it doesn't work? , 'Answers: When you receive our articles, you should take out the insulating pieces from the battery compartment.Otherwise it will not work properly.94inch Height: 20cm/7.87inch Handle width: 3cm/1.18inch Output power: max 4W Input current: 0.5-1A Output current: 0.5-0.8A Charging time: approx 4 hours Charger: input: 5V output: 5V-9V Battery: Li-ion 18650-3.7V 2000mA Battery install method: replaceable Speed mode: 3 speed mode.Note:', 1.Don't put fingers into the fan, 2.The lithium battery is without memory function.Charge whenever you want.Maintain power is beneficial for extending battery life, 3.If the fan is not used for long time, please fully charge the battery and remove it from the fan, store in cool and dry place, 4.Fan blades will be at high-speed rotation while working.Don't put anything into the fan, otherwise, it may be serious damaged, 5.Don't use battery when the surrounding temperature is over 60 degrees centigrade.Don't pinch or disassemble the battery.Otherwise, it will lead to environmental pollution or explosion, 6.To ensure the performance and service life of the product, please use our company specified accessories., 'Where can you use this fan? Outdoor: This fan is especially mini, it can be easily taken to other places.It would be a good partner for you, when going outdoors like travelling, hiking, climbing, camping, exercising etc.Indoor: You can fold the fan up and put it on the computer desk to make you enjoy your leisure time better (Play games, go to the movies, read books and so on) Overview: This is a multipurpose and practical fan with its creative handheld and foldable design.Two kind of power supply, standard 18650 2000 mA replaceable battery, 3 wind power, the use of time according to different wind shift time will be different.Micro USB charging cab