Safe Design and Child-Friendly Materials: Fully curved design eliminates sharp edges, reducing injury risk; Made from lightweight and soft ABS plastic and rubber for superior safety; No small parts reduce choking hazards; Suitable for independent play for children 8 and above; younger children should have parental supervision 2-Set Premium High-Performance RC Cars: Wider build ensures stable driving, precise collisions, and easy character ejection for enhanced fun; Durable construction with improved collision and drop resistance for longevity; Powered by an 500 mAh lithium battery for up to 1 hour of play; Includes two cars in distinct colors for better identification; Features rhythm music and LED lights for engaging play day and night