Features 1、The model toy is able to properly cultivate children's hobbies and keep them away from bad habits 2、Not only small toys, the fun function can make children happy 3、Great educational toys, can develop children's hands-on talents 4、Made of high quality ABS plastic material, durable and long service life 5、Children can improve their hands-on ability through assembly and disassembly, Specification Item Type: Assembled Educational Model Toy Material: ABS plastic Power: 2 x AA(not included) Science and Education Toy Type: Physics Capacity Building: Hands-On Ability, Brain Ability Applicable Age: Adolescence (7-14 years old) Package List 1 x Long Strip 6 x Pulley 2 x Short Strip 1 x Remote Control 1 x Motor 3 x Shaft 1 x Long Plate 1 x Belt 2 x Fixing Plate 1 x Stand 1 x Orange Wheel 1 x Red Wheel 2 x Square Post 2 x Socket 1 x Track