1,Scooter boby made by aricraft grade aluminum 6061- T6(light,hight density,hardness) 2,Easy to fold. 3,Samsung large capacity batteries.(see details in quotation sheet) 4,Perfect surface processing:Automotive grade paint+high-end electrostatic spraying+ALODNE chemical anti-corrosion 5,10" pneumatic tyre import from Taiwai. Pls see attached pictures and quotation sheet for further understanding. Our factory is making ISO/TS16949:2009 certification now.