Features:_x000D_*High-Quality Material: This building block toy is made of high-quality material, which is wear-resistant and durable for long-term use._x000D_*Parent-child games: Such toys can be used to build closer contact and interaction between parents and children._x000D_*Practice hands-on skills: Not only is this toy an excellent learning tool that encourages learning about mechanics and engineering, it helps children focus-on learning colors, matching, sorting and identification, stimulating early childhoods development._x000D_*Battery Powered: This game is powered by 1*AA battery not included, just flick the switch to automatically rotate all gears, no need to start manually, easy to use._x000D_*BEST GIFT: This fun children39;s toy is a perfect holiday gift for children on special holidays such as Children39;s Day, Christmas and birthdays._x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurement_x000D_ _x000D_Description:_x000D_Material: plastic_x000D_Specifications: 83pcs165pcs203pcs_x000D_Packing size: 36*22*6cm41*30*6.5cm41*29.5*5.5cm_x000D_Battery: 1*AA battery not includedPackage List:_x000D_1 set x Toy