Come and see our amazing products. This fan with key switch,pitch angle can be adjusted up and down. 240g lightweight body, soft ABS material,easy to carry. Come with one strong fan speed level . The cleverly designed parts structure reduces the volume of the fan as much as possible, making it more convenient to carry. Using USB power plug, can be shared between PC and NB power.The fan comes in 3 sizes:5.9*5.9in/7.87*7.48in/9.84*9.05in.This price is for the minimum size. Pls confirm further with us if any query about packing info, inventory status and time schedule.