Name: Wooden track setMaterial: wood, electronic componentsControl method: electricAccessories: 82 Piecesprompt: Bring your own battery(Electric car head use 5AA battery)100% satisfaction guarantee:Your satisfaction is very important to us. If you have any questions after receiving our products, please contact us in time, we will answer and solve the problem for you within 24 hours.Our company is committed to providing customers with high-quality, low-price products to global buyers. welcome to our shop. We are brand new and operate with integrity. We can only earn credibility, but no money. Thank you.