Explore the wonders of space with the system model kit. allows kids to create their own mini astronomical observatory, enhancing their understanding of our solar system. By assembling these materials, children can develop their learning and hands-on abilities. Features -Color:Assorted Color -Material:ABS -Size:61.00X25.00X17.00cm/23.97X9.82X6.68in -Note: The needs 2pcs AAA battery, and the base needs 2pcs AA battery.(not included) - Safe and convenient to use, not easy to break or deform, reusable and can be applied for longtime. - Make your kids keep from computer game, and play this interesting toy. - Cognitive DIY Solar System Toys help enhance a child's cognitive, manipulative and learning abilities. - Promotes eye-hand coordination visual tracking and fine motor skills while keeping kids entertained. - A wonderful assembly solar system toy to exercise ability, improve kids' creativity, and improve imagination. Package list: 1 x model 3 x slides 1 x set of blank model 1 x set of pigment 1 x applicator pen 1 x bag of screws 4 x nonslip pad 1 x screwdriver 1 x specification