The die-cast metal structure vehicle is designed to provide professional equipment for people aged 8 and over with a realistic life experience! RC engineering excavator can help improve hand eye coordination and aid in mental development and encourage potential interests in related occupation. Manufacturered by Drfeify. It not only can you play but also can be placed as a craft which has a high collection value. And it is really an ideal and excellent gift. And the high simulation makes it more realistic and attractive. Our product have 180 days warranty if you have any question about this product please feel free to contact us we will try our best to help you solve your problem. RC excavator car uses prefect material and with exquisite workmanship making it more durable for long time playing and it is an excellent gift for kids.