✨GTXR 20LVXD30✨ Frame: 20"Aluminum alloy folding frameBattery: 48V10.4AH lithium battery (removable) Motor: 350W High speed brushless gear motor Derailleur:SHIMANO 7 Speed Meter：handle LCD meter +Key Mode:Electrical & PAS Driving Brake: mechanical disc brake Seat tube: Shock...