High quality plastic, long service life and durable High speed and strong power Simple to use, professional and very practical Portable, easy to carry and convenient to place Clear texture and exquisite workmanship Specification: Material: Plastic Color: Grey Package Includes: 1 Piece (According to your choice) or 4 Pieces (1PC 8879 + 1PC 8884 + 1PC 8881 + 1PC 8882) Notes: All motors in our store are compatible with all PF of original LEGO products. However, if you buy our receiver or remote control (8884/8885/8879) separately to match the original LEGO remote control, it cannot match. It is also impossible to buy the remote control to match the original LEGO receiver. Because Lego is infrared, our store uses 2.4G channel. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and description, we have provided detailed information about the product, including its features and specifications. We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to . We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!