Medaa Small USB Rechargeable Fan, Mini Table Fan for Home and Office and dinning room dormitory. (Pink) High efficient High efficient and 2-8 Hours long working time (Depend on the mode you use)and 2-8 Hours long working time (Depend on the mode you use) Cartoon style ,lovely fashion humanization design . Different ways to charge fan with lithium battery in: connect micro USB charging cable via computer/notebook, power bank, Socket with USB,Mobile Charger. The rope design,easy to carry,can be hung on a bag,Cool on the summer. 4pcs plastic fan blades to provide you strong wind ,very sturdy ,not vibrations.it is a perfect gift for your friend.