1)Take on Airplane                                                                                      
2)Six PU wheels Removable                         
3)Front wheels:Dual wheels and swiveling                                                      
4)Rear wheel :single wheel                                  
5)Can seat,Can lie,The angle between backrest and seat:110°-175°                                                                   6)Five-point safety belt                                  
7)Parking device:linkage                     
8)Footrest:Fixed                       
9)Canopy:Adjustable