Innovative:This is an innovative Christmas . It can be placed on the ground under your , and of course it can be hung around the , just like a small , making your Christmas unique. :The front of the engine, the fuel car, the carriage, and the deer car are vividly . Music function:Music function, the sound is realistic, like the sound of a turning on a and the sound is on the scene. Meaningful:The assembly process can exercise baby's hands-on , cultivates baby's and also boosts relationship between parents and child through gaming interaction. High quality:The texture of the whole little is very high-, and solid, durable for your long time usage. Item type: Christmas electric rail Battery: 4xAA battery(not included) Colour:As shown Material:plastic Size: head: 16.5x5x8.5cm/6.48x1.97x3.34inch(LxWxH) Passenger compartment: 14x4.2x6.5cm/5.5x1.65x2.55/inch(LxWxH) compartment: 13.5x4.8x8cm/5.31x1.89x3.14/inch(LxWxH) Weight: 1680g/3.7lbs Package Contents: 1 x head 1 x fuel car 1 x passenger carriage 1 x car 8 x curved track 8 x supporting pillar 1 x tree clip 10 x screw 1 x accessory Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.