Mould King Dragon Toy Building Sets with RC and APP Control, Building Blocks Toy with Electric Power, STEM Project Educational Building Kit Toys for 8 9 10 11 12 13 14 Years Kids Product Feature: Creative Dragon Toy: The building blocks use mechanical transmission structure, with high-performance motor and smart chip, and support two Bluetooth remote control operation modes: handheld remote control and mobile phone app. Can achieve forward, backward, left and right turns, and the tail wings are swayed following the operation. 410 Pieces: Includes 410 pieces blocks, all packaged in individual bags with detailed instructions, easy to understanding and building. Not only enjoy the fun of building block toy splicing, but also experience the playing method of electric toys Power Unit Block: Among the parts is a 400mAh battery block for building. Charging time: 90 minutes; Fully charged use time: 40 minutes. The handheld remote control needs to be installed with 2 AAA batteries (not included). Maximum distance of remote control: 32 ft(10 m) Compatible With Other s: Made of ABS environmentally friendly and safe materials and natural toner raw materials, safe and harmless. The building block toys built have a solid structure and are close to reality. It can better protect children's safety when they enjoy building toy fun Perfect Birthday Christmas New Year Gift: Cultivate children's hand-eye coordination ability and logical thinking ability, improve children's problem-solving ability and self-confidence, and maximize children's creativity, DIY hands-on ability and imagination. Perfect gift for 8 9 10 11 12 year old boys and children. It will keep kids busy and spend quality time with family and friends, developing patience in kids Product Specification: Product Dimensions: 5.9 x 3.9 x 17.3 inches Item Weight: 1.54 pounds You Get: 1 x Mould King Dragon Toy Building Sets Before you place an order, please provide me with English information to facilitate our delivery and logistics