<p><b>Note: </b>Please contact us via Amazon message or email if you have any problem or question about our product!</p> <p><b>Solutions for remote controller's frequency modulation issues:</b></p> <p>1, Turn on the remote control car before turn on the remote controller, the indicator light of the remote controller will flash for 2 seconds which indicates the remote controller is modulating the frequency according to the remote control car. The indicator light of the remote controller will go off after the modulation of frequency, and it will stay lit while the remote controller is being used.</p> <p>2, Certain circumstances that cause a flashing indicator light:</p> <p>(1), The volume of the battery is low, it can be either the remote control car's battery or the battery of the remote controller. Please check and replace the battery.</p> <p>(2), A failure of frequency modulation, please turn off both of the remote control car and remote controller and try again.</p> <p>3, The speed of the remote control car will be limited and the steering system will be failed when the battery power is running low, please replace the battery as soon as the indicator light is flashing.</p> <p><b>Package Includes:</b></p> <p>1 * RC Car</p> <p>1 * Remote Control (Battery is Included)</p> <p>1 * Screwdriver</p> <p>1 * Rapid Charger </p> <p>1 * Explosion-proof Bag</p> <p>1 * User Manual       </p> <p>2 * 9.6V 800mAh LI-ION Batteries</p> <p>2 * USB Charging Cable</p> <p>2 * Screws</p>