DescriptionBrand Name : Gulo guloOrigin : (Origin)Remote Control : YesBlock Size : Small building blockCompatible with LegoBarcode : NoType : BLOCKSGender : UnisexWarning : small parts,cannot eat,away from fire.Recommend Age : 4-6yRecommend Age : 7-12yRecommend Age : 12+yRecommend Age : 18+Model Number : Gulo gulo GU050 RC APP Controlled VehicleMaterial : PlasticCertification : CEName : APP RC Tracked Stunt Racer ModelType : DIY Assembly Building Blocks BricksSeries : fit technical Classic seriesColor : orange or blue,depends on the body part you choose to assemble.Feature : Remote Control Technical Racing Car BlocksFeature 2 : App-controlled tracked stunt vehicle bricksFeature 3 : Electric rechargeable racer vehicleFunction 1 : diy educational puzzle toys for children kidsFunction 2 : collection toy car for adults blocks fans loverFunction 3 : Birthday Christmas New Year Gifts for boys girls friendsFunction 4 : Off-road Vehicle Tracked Vehicle Kit SetKeyword : Building Construction Blocks ToysAbout ProductBricks number : 448+PcsControl method : support both app or remote control.Color : you can get both orange and blue body part,just choose the color you want to DIY.About playing : do the matching one by one,then you can control over 1 cars at the same time(for more info contact us).About car battery : rechargeable lithium battery,need to charge through computer or laptop.About controller battery : 2 AA batteries are required,which is not included in the parcel.We will check the product twice before shipment.For any problem please contact us to solve.