Come and see our amazing products. With a 3000mAh battery not only provides powerful energy for fan blade,but also could charging your cellphone in case of emergency. One key operation, simple and convenient, Low/medium/high speed level, choose the speed according to your favor by press the key switch. Attatched a strap that can be tied on both sides of the base of this fan, you could hang it on the neck, or put it on the desk. Only 3.35*3.15 inch (folded), easy to put it into your pocket or bag. Compact lightweight design for maximum convenience. Perfect for use in home,car, office, desktop, camping, or travel.Quantity over 3000 piece is the price of sea transportation. Pls confirm with us about the packing info, stock color and exact production time before placing your order.