Description 1 Upgraded 60A helicopter ESC 32 bit processor better performance2 The tail tube can be quickly disassembled making it easier to maintain carry3 Upgraded 22mm metal rectangular tail tube strong and beautiful4 Widened landing skid easier to take off and land5 All metal X three dimensional tail motor base stronger betterheat dissipation6 One piece linkage rod no need to adjust the length avoid blade separat7 thick lines upgraded version of the brushless motor bringing more powerSpecification Brand FLY WINGProduct FW450 RC HelicopterChannel 6CHBattery 4S 52WH BatteryBody Length 880mmBody Width 110mmBody Height 220mmMain Rotor Diameter 800mmMain Blade Length 360mmTail Rotor Diameter 127mmMotor Gear 11TDrive Gear 66TTail Drive Brushless MotorWeight no battery 800gFlight Time apporx 15minsFlight Distance apporx 1000mBattery Capacity 5000mAhCell Combination 4S1PVoltage 14 8VProduct Weight about 429 gramsDischarge Plug XT60Battery Size 131 44 36 Features 6CH FBL 3D Flying design With Newest H1 flight control system support GPS and altitude hover flight Support one key return function the flying trace looks like number 8 With 4S 2200mAh large capacity battery flying time is up to 15mins approx and the flight distance up to 1000m Using 700 class helicopter all metal rotor brushless 5mm shaft tail motor high speed and sensitive response All metal main gear 18mm 3k carbon fiber tail boom with 2816 pow