You might ask:


What’s your return policy?

Return any of our products–no questions asked–within 30 days of purchase.


Do you ship oversees and to P.O. boxes?

Yes, we’ll ship your package anywhere that can accept deliveries.


Do you have customer service?

Of course! Our friendly and knowledgeable customer services reps are available to answer your questions 24/7/365.


Why my car didn’t move after finished the hardware and software job?

Please check your connection, make sure all the wires were connected correctly and steady. Check your battery and make sure your battery are still power.


Why my car go the opposite direction when I remote control it?

Please check the motor’s wire were all connect correctly to the L298N motor driver board.

Check your code, and make sure you connect the L298N’s pin IN1, IN2, In3, In4 into the extension board’s pin 8, 9, 10 ,11, if the pin were not correct, that the motor’s rotate direction might go wrong.