1. Q: Why didn't I receive the battery? Do I need buy an extra battery? A: The rechargeable battery is in the fan so you don't need to buy another battery or load the battery. Just use it and charge it when its battery runs out of power. 2. Q: I bought a fan that has insulating piece earier. Why is the one I bought recently without insulating piece? A: Thank you for your continued support. We optimize die structure of the fan. Please don't worry about it. 3. Q: How long does the battery take to charge a full charge? A: When charging the battery, there is a red light, it will becomes to green light if the battery is fully recharged. The charging time is about 3 hours, please make sure it's fully charged before shutting off power. 4.
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