(suguomei) Power Functions 4 pcs SET Technic parts compatible for multi power functions tools servo block train electric motor PF model set building kits Package Includes: 1 - Power Functions Train Motor 1 - 9V AAA Battery Box (The battery case requires 6 pcs AAA batteries, but batteries are not included.) (Warm Notice: The old and new versions will be shipped randomly, with the same functionality and slightly different appearance.) 1 - IR Receiver 1 - IR Speed Remote Control Battery Box Requires 6 pcs AAA Batteries BATTERIES NOT INCLUDED. WARNING: Not recommended for children under 3 years old due to small parts. About Shipping: All items will be shipped within 3 business days after payment is received. Most times you will receive them within 8-12 days. The specific delivery time depends on the circumstances. If you have any questions, please feel free to contact us. During the shopping process, if you have any questions, please feel free to consult us, we will reply to you within 6781 hours, wish you a happy shopping. Thank you for your cooperation and we will make you feel satisfied.