1:Durable                                                                            

2:High efficiency and reliability                                       

3:Power saving                                                               

4:High speed and air flow                                                  

5:small and light weight                                                   

6:hard fan blades are safe.                                            

7:adorable,small gift as a gife on the election                 

8:low noise and heat operation                                  

9:no external power source necessary-plugs into any USB port.