Note 01 is the set of two car shell 02 is the set of two battery 03 is the set of three battery Description Basic informationScale 1 16Model HBXSpeed 45km hPower systemESC receiver are in one part brushlessMotor brushless 2840 3800KVServo 3 line 17gPlanet differentialTransmitterFrequency 2 4GHZ Battery 4XAA battery not included Battery Li 7 4V 1000mah TplugothersCharge time 4h USB lineUsing time 10minControl distance 100mFunction forward backward left rightProportional control proportional controlDimensionSize 27 21 5 13 cmTrack base 175mmTire diameter 78mmPackage size 29 3 25 19CMWeight 1646gProduct introduction 1 2 4G full scale synchronous remote control system Full scale throttle steering2 Four wheel drive axle type independent horizontal damping suspension system3 2CH 2 4G integrated brushless ESC receiver 3 wire servo4 Brushless motor power super battery power 5 Spring stroke adjustable aluminum ring shock absorber6 All vehicle ball bearings and metal gears 7 USB charging cable8 Equipped with LED lights not installed in the package 9 The simulation big caster leather has strong grip10 Send the head wheel put in the package 11 Charging protection constant current and constant voltage balance charging protection of battery overcharge and over current 12 High temperature protection when the working temperature is higher than the set condition the drive control circuit stops working and waits for the temperature to drop to a safe value Resume work af