Description:Basic informationBrand:KOOTAIModel:K2401Speed:20km/hPower system3.7g servo8520 coreless motorTransmitterFrequency:2.4 GHZBattery: 3XAA battery(not included)Battery:3.7V 300mAhothersCharge time:40-50minUsing time:15-25minControl distance:50mFunction:forward,backward ...Description:Basic informationBrand:KOOTAIModel:K2401Speed:20km/hPower system3.7g servo8520 coreless motorTransmitterFrequency:2.4 GHZBattery: 3XAA battery(not included)Battery:3.7V 300mAhothersCharge time:40-50minUsing time:15-25minControl distance:50mFunction:forward,backward,left,rightFull Proportional DimensionSize:18.5*10.5*6cmPackage size:21*12.5*16.5 cmWeight:500g Package included:1*RC Car1*Controller1*Rechargeable battery(built-in)1*Charger