Note Because the product uses an independent ESC if the customer cannot pair the frequency upon receiving the goods they will need to use the pairing cable included in the packaging The operation procedure is as follows 1 Use the included pairing cable to connect to channel 4 of the receiver 2 Turn on the remote control and set it aside 3 Turn on the vehicle s power After the vehicle has paired the frequency use the buttons on the remote control to fine tune the center position Observe the ESC s onboard function adjust until the red light goes out Except for this knob no other buttons need to be operated 4 After debugging remove the pairing cable Description Basic informationBrand HBXModels 3101AModel 1 16Speed 45km hPower systemESC and receiver Independent brushless ESC and independent receiverMotor brushless motor 4000KVServo 3 line 19g torque 2 2kg TransmitterFrequency 2 4 GHZBattery 3XAA battery not included Battery 7 4V 1600mAh Lipo batteryothersCharge time 4 5 5hUsing time 12 minControl distance ≥ 150mProportional control proportional controlDifferential Planetary gear differential DimensionSize 34 8 18 5 13 6cmWheelbase 21cmTire diameter 65mmTire width 25mmWheel diameter 40mmPackage size 37 9 19 4 20 8cmFeature 1 2 4G full proportional synchronous remote control system Full proportional throttle steering2 Four wheel drive front rear independent suspension system3 2CH 2 4G splash proof independent brushless ESC independent receiver 3 wire servo4