Difference of Versions Camouflages Yellow Color optional choice Basic Version Metal rocket arms infrared battle systemUpgraded Version Metal rocket arms infrared battle system steel gearboxProfessional Version Metal rocket arms infrared battle system steel gearbox metal drive wheels metal induction wheels metal tracks metal road wheels all wheels with bearingsArmy Green Color optional choice Basic Version Metal rocket arms infrared battle systemDescription Basic informationBrand Heng LongItem No 3938 1Color Camouflages yellow and army greenMax Speed 3km hPower SystemMotor Brushed motorTransmitterFrequency 2 4GRemote Distance 30mRequired Battery 6X 1 5V AA battery not included BatteryBattery for the Tank 7 4V 1800mAh Li ion battery included Battery Charging Time About 120 minutesBattery Playing Time Approx 25 minutesOtherMaterial PA electronic partsDimensionTank Size 65 23 5 18cmBox Size 66 25 5 29 3cmBasic Ver Weight About 2200g Upgraded Ver Weight About 2400g Professional Ver Weight About 4000g battery weight is about 96 9gPackaging Weight About 3 75kg 4kg 5 7kg basic ver upgraded ver professional ver Function Stepless forward and backward super credible rotation recoil demonstration 320 degree turret rotation 30 degree lift simulated sound effects and motion effects full scale remote control function tank smoke effect independent suspension realistic commanderPackage Included 1X RC Tank basic version upgraded version or professional version are optional ch