Features 1、Cultivate Hands On Ability and Imagination: By assembling these electric wooden toys, children's hand eye coordination ability and intellectual development can be cultivated, children's imagination can be stimulated, and their physical and mental development can be promoted. 2、Stimulate Your Child's Self Confidence: A variety of 3D wooden puzzles, gears, plates, tires, axles and screws allow kids to assemble cars in their own style! 3、Good Wood Material: Made of high quality beech wood, the surface is paint free, non toxic and tasteless, very safe and durable to use. 4、Happy DIY: Enjoying a happy DIY time with your child can also better cultivate your child's interest in science. 5、Electric Wooden 4WD Racing Car: This wooden 4WD race car is powered by 2 x 1.5V AA batteries (not included), a good DIY project, a suitable birthday gift for boys and girls. Specification Item Type: Wooden Model Cars Kits Material: Composite wood Uses: Hand made, Puzzle Teaching Paint Material: Wood without paint Battery: 1.5V AA x 2 (not included) Package List 2 x Building Blocks 4 x Wheel 1 x Bag of Accessories 1 x Screwdriver 1 x Motor 1 x Battery box 2 x Steel Bar 2 x Belt Pulley 1 x Big Gear 1 x Pinion 1 x Rubber Band