Heavy-Duty Mechanical Crane Building Sets Toy, Electric Crane Toy Model Building Kit with Remote Control, Creative Engineering Vehicle Building Blocks Construction Toys for Adults Kids 14+ Product Feature: Challenging Build - Crane Truck Building Blocks: Remote-Controlled crane building set is designed for individuals aged 14 and above who are up for a challenge. With over 2819 parts and pieces, such as nuts, bolts, a small screwdriver, and wrench, this high-difficulty set guarantees an engaging and rewarding experience. Everything is clearly marked, and the assembly process is made enjoyable with step-by-step diagrams and clear instructions. The assembly process takes over 15 hours, making it an excellent project for those seeking a challenging and rewarding activity. High-Performance Remote Control Engineering Vehicle: With advanced remote control capabilities, multiple functions, and an extended playtime of up to 30 minutes, this oversized crane is a must-have for enthusiasts. Mould King crane truck building kit is a perfect gift for Christmas, New Year, Birthday, Children's Day, Easter, Halloween, Hanukkah, STEM, or another special day. Great Collector's Item: Designed with accuracy and built with attention to detail, this crane building set is an impressive collector's item that imitates the structure of a real crane. It can be cherished for years to come and is a must-have for model vehicle enthusiasts. STEM Learning For Ages 14+: This building set is an excellent educational tool for children aged 14+ interested in STEM fields such as science, technology, engineering, and mathematics. The 15-hour assembly process promotes critical thinking, problem-solving, and patience, making it a valuable learning experience. Safe Environmentally Friendly ABS Material: Cranes building kits are made of ABS environmental protection safety material, comply with EU ROHS, CE, ASTM, F963, SOR, and other multinational certifications. The electrical insulation is excellent. No burr with an accurate hole position. Product Specification: Product Dimensions: 15 x 10 x 4 inches Item Weight: 8.86 pounds You Get: 1 x Heavy-Duty Mechanical Crane Building Sets Toy Before you place an order, please provide me with English information to facilitate our delivery and logistics