[Upgraded 4-in-1 Fan Design] Portable fan comes with a clip, you can clip the waist fan to your belt. It can also be held comfortably in your hand, folded 180° to be placed on your desk, or simply hung around your neck.[3 Adjustable Speeds] This fan has 3 wind speed settings including Low, Medium, and High, to meet your different needs. No worries about getting sweaty easily during the hot summer or while traveling.[Long Working Time] Built-in battery, this mini personal fan can work up to 16 hours after full charge. Easy to charge via USB adapter, laptop, power bank, and car charger.[Easy to Carry and Store] Foldable and lightweight design, it is 8.07 inches long and 4.13 inches wide, so it is very convenient and can be easily put into your bags, take it everywhere and keep you cool at any time.[Wide Range of Applications] Keeps you cool for indoor and outdoor use, such as commuting, cooking, picnics, hiking, camping, cycling, outdoor work, etc. Best partner in summer and perfect gift for family and friends.