DescriptionBrand Name : Gulo guloOrigin : (Origin)Remote Control : YesBlock Size : Small building blockCompatible with LegoType : BLOCKSGender : BoysWarning : small parts,cannot eat,away from fireRecommend Age : 7-12yRecommend Age : 12+yRecommend Age : 18+Model Number : Mechanical Bulldozer App RC Car Building Blocks BricksMaterial : PlasticCertification : CEOption A : 516pcs App Remote Control Excavator Model Blocks BricksOption B : 542pcs App Remote Control Bulldozer Model Blocks BricksProduct Series Theme : Technical City Engineering Construction SeriesFunction 1 : steam DIY educational assembly toys for children kids boysFunction 2 : birthday gifts,christmas gifts,new year gifts542Pcs App Remote Control Bulldozer Model Construction Toys Building Blocks ( 1 set 3 forms)23.2 x 15 x 13.3 cm(product size)516Pcs App Remote Control Excavator Model Construction Toys Building Blocks ( 1 set 3 forms)32 x 19 x 21.4cm(product size)