?Unique Design? ---- With the foldable handle design, it is convenient to hold in hand when using, and can operate perfectly on your desk. ?LONG LASTING & RECHARGEABLE?---- Powered by 18650 lithium 2200 mAh rechargeable built-in battery (included), also can be used as powerbank, mode 1 can last 7-8 hours, mode 2 can last 5-6 hours, mode 3 can last 2-3 hours. ?3 Adjustable Speed Level --- Low-medium-high speed level?---- Adjust appropriate fan speed by pressing the power button repeatedly. ?Multiple Charge Way- Compatible with All USB Output Device?---- With the USB cable included in the package, you can plug it with your PC interface or a wall charger when you are at home or office or with a power bank when you are traveling. ?Best Gift?---- It features silence design and over charge, over current, over discharge protection to offer you safe, quiet and reliable use. beautifully wrapped and Exquisite fan. It must be a great gift which can offer a cool summer.