5-in-1 Stem Building Robot,555 PCS Kits for Kids , APP & Remote Control,Excavator Construction Toys, Programmable Erector, Gift

High-concerned chemical : None Is Batteries Included : Yes Is Electric : Lithium battery Remote Distance : 30M Theme : Fantasy & Sci-Fi Brand Name : BiTS TO BIG Origin : Mainland China Recommend Age : 6-12Y Remote Control : Yes Certification : CE Educational STEM Toys : build up the different parts together and discover how it works Safety Is Our First Priority : made of non-toxic, kid-friendly materials,easy to wash and clean Easy to Assemble & Connect : made and designed with high quality bricks Perfect Gift For Kids : Excellent brain stimulating toy, is deeply loved by most children