XLPower MSH PROTOS 700X RC Helicopter Specification: Main rotor diameter:1577mm (700mm blades) Tail rotor diameter:286mm (105mm tail blades) Length without main blade:1371mm Length with main blade:1757mm (700mm blades) Overall height:365mm Tail rotor-Main rotor ratio:4,766 Main pulley:190T Autorotation pulley:143T Tail pulley:30T Operate the helicopter in open areas with no people nearby Do NOT operate the helicopter […]