About Upgraded and Color Only Brushless version you can upgrade 11 1v 3s battery to make this car run 70km h speed brushless or brushed version each has two colors orange and pink stickerBrushed version is black color brushless version is white colorDescription Basic informationBrand SMRCItem No S910Scale 1 16Color White and blackMax Speed 35km h brushed 55km h brushless Power SystemBrushed Brushless version optional chosen by yourself ESC 35A brushed 45A splashproof brushless esc speed controllerMotor 390 carbon brushed strong magnetic motor 2847 4200kv brushless motorServo 5 wires 3 wires 17g steering servoTransmitterFrequency 2 4GChannel 4CHRemote Distance â?¥120mRequired Battery 3X AA battery not included BatteryBattery for the Car 7 4V 1100mAh 2s Li ion battery included Battery Charging Time About 2 hoursBattery Playing Time Approx 18 20 minutesOtherMaterial ABS nylon and alloyCar Weight About 850gRemote Controller Weight About 173gBox Weight About 1450gDimensionCar Size 31 23 5 13cmWheelbase 18cmTrack Width 23 5cmTire Diameter 8cmRemote Controller Size 16 9 20cmBox Size 39 25 15 5cm Features 1 Adopt the simulation structure design with the feeling of control of real cars realize a full proportion of variable transmission high speed driving acceleration deceleration braking reversing left turn right 2 Applicable terrains flat land sand mud grassland 3 Four wheel drive front rear upright spring shock absorption two fork arms independent suspension syst