Perfect proportion to create the train toys

Box size: 82X42X6cmFront Size: 23.5x4.5x6.5cmSingle compartment size: 28X4X6cmTrain with the real proportion ratio: one eighty-sevenABS plastic material; the front with two on the 5th (AA) batteries (sold since the purchase.)Function: headlights can be lit, the train whistle may be issued when the road, starting sound, sound of acceleration and deceleration, running sound, stop the sound and so on.