Features : 1. The fan angle can be adjusted freely ， easily & comfortably

                 2. It could be used immediately after connecting with the USB port or power bank

                 3. Strong wind ， suitable for home or office learning to use

                          4. Mini & small size ， easy to carry ， it is portable to take long

                 5. Adorable ， as a small gift on the election

                 6. Soft leaves very safe ， even when rotating blades will not run into injury or pain ， noise ， do not disturb your work

                 7. Using the USB interface design ， no external power supply (which can be an external power supply) ， no drivers ， plug and play

2 Leaves (2 types) : 1. Have harder leaves ， weaker wind compared to 3 leaves mini fan

                                  2. Have softer leaves ， weaker wind ， more flexible and longer fan neck

3 Leaves : Have softer leaves ， stronger wind and more efficiency compared to 2 leaves mini fan