(1)300MM fan blades;  
(2) two maintenance free lead-acid batteries; 6V3A*2; 
(3)3 level controller; 1250RPM;  
(4)free 60-degree rotation, a wide-angle air supply; 
(5)pitch angle of freedom of adjustment; the level of directional adjustment; 
(5)after charged it can works 3.5hrs for high speed,5hrs for low speed;  
(7)Case Material: PP+ Rail＋Surface Treatment 
(8)charging method:AC110V/220V or DC or 10w solar panel
(9) it can also charge the battery while the fanner working with AC,and the  light turns green when the batteris are full. 

solar fan packing box :
530×340×240mm                2pcs/carton               4.5kg/pc