Please note when using the battery 1. When the battery is dead, it must be charged in time to ensure that the battery has surplus power. If the battery is completely empty, the battery will not be able to charge2. When charging the battery, disconnect the connection from the remote control car. Be sure to take the battery out to charge it separately3. If you do not use the remote control car, please disconnect the battery from the wire of the remote control car, absolutely do not connect, and fully charge the battery, otherwise it will damage the battery S100 Three Wheels RC Motorcycle With Light Spray 2.4G Remote Control Electric High Speed Emulation Motorcycles Toys For Kid 1.Ltem NameS100Size23.5*14.3*14 CMMaximum speed25KM/HBattery3.7V 500mAhDriving motorCarbon brush powerful motorSteering gearDigital servosWeight0.55gWorking time30Min HIGH SPEED THREE-WHEELED MOTORCYCLE FULL THROTTLE AND PRECISE STEERING STRONG POWER UPGRADE THE REAR DIFFERENTIAL TRANSMISSION SYSTEM