Features 1. Electric universal driving, equipped with universal wheels at the bottom of the car, will automatically turn when encountering obstacles during driving, with high playability. 2. Battery installation display: Open the battery cover, install 3 No. 7 batteries (excluding batteries), install the batteries, cover the battery cover, and open the light to play. 3. Detachable carriage: Each carriage has corresponding buckles and rings, which can be aligned and tightened for play. 4. Easy installation of the carriage: The buckle and snap ring can be aligned and tightened for play. 5. The appearance is smooth and free of burrs. The automatic universal wheel is a simulation of a harmonious train, helping children fulfill their high-speed rail dreams. Specification Material: Plastic cement Style: 551A-1 three sections, 551A-2 four sections, 551A-3 five sections Color: White Size: 41.5 x 5 x 6.5 cm52 x 5 x 6.5 cm62 x 5 x 6.5 cm Weight: 210 g, 248 g, 290 g Package Include: 1x Harmony Train Toy Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!