Specifications | |
---|---|
Recommend Age | 14+y |
Origin | Mainland China |
Product Name: Small Production Material Package
Main materials: environmentally friendly wood, plastic, and metal components
Applicable age: over 4 years old
Difficulty level: ★★☆☆
Executive standard GB6675-2014
GB19865-2005
Packaging method: boxed (including instructions)
Knowledge involved: propeller principle, motor principle
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