1. Material: ABS 2. Battery capacity: 500mAh 3. Environmentally friendly ABS material, safe and odorless, tough and drop-resistant 4. Rounded polished, smooth surface without burrs, does not hurt the baby delicate hands 5. With infrared sensors, sensing the obstacles in front of 1 meter, automatic avoidance 6. Soft light eye protection, music and light display, built-in lithium battery, long-lasting battery life 7. Children educational crawling toys, improve children reflexes, exercise body coordination and balance 8. Weight: about 292 g 9. Size: about 25 x 13 x 11 cm