Color: black, whiteMaterial: ABSSize:220* 65*110mmWeight:800gVoltage: 2.4VTurning speed: 3500 rpmContinuous working time: 10 hoursSolar panel power: 4WElectricity: 1600 mAhBuilt-in batteries capacity: 2AA * 1200mAh (included in delivery)Solar position: outside windowFeature:External solar panels, multi-angle adjustable, can effectively absorb sunlight Three channel and three engine design improve the exhaust speed effectively Built-in high capacity rechargeable batteries, keep the engine running smoothly at a high speed.Solar and battery switch control, the solar battery can be used separately Solar panels can be used to direct batteries through solar irradiation.Sustainable use in the rainy day, can eliminate harmful materials such as smoke in the car Remove harmful gas from the car and keep the air clean.Remove the hot gas from the car and reduce the temperature in the car.