[NOTE BEFORE USE]Please note: The charging time must be within 4-5 hours. Remember not to charge too long. Please use the charging cable provided with the product for charging. The adapter and the cable for charing the fan need to meet the standard of 5V/0.5A. Please use the USB charging plug to charge the fan, because other devices cannot give the proper voltage and current.[LONG-LASTING BATTERY LIFE + STRONG AIRFLOW 3 ADJUSTABLE]Exclusive Powerful Rechargeable High capacity lithium battery. Low-medium-high speed level. Adjust appropriate the personal cooling fan speed by pressing the power button repeatedly.[ENSURES 10 HOURS WIRELESS WORKING TIME + COMPATIBLE WITH ALL USB OUTPUT DEVICE]Works 3-10 hours on a full charge. Rechargeable for hundreds times and ensures safe using. With the USB charging cable, works with and could be recharged by 5V output adapter, USB charger, laptop, computer, power bank and other USB-enabled devices.[POCKET SIZED OUTDOOR PORTABLE FAN ]Practical User-friendly handgrip design & Foldable design for this small outdoor portable fan. At only palm size when folded, is the perfect size for travel. you can put it in the bag with you, especially suitable for summer travel or outdoor sports, like World Cup Qualifiers/Football Game/or any activity.Colour: Blue / Navy Blue / WhiteMaterial: ABSSize: 230 x 103 x 90mmPackage Contents:1 x fan1 x USB data cableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.