Description: Product name: Simple fan, elementary school students' science and technology, small production, small invention, children's diy handmade stem science experiment. Package includes: Wooden board x1, Fan blade x1, Battery box x1, Foam glue x1, Motor Simple kit: This set is simple to make and does not require screws. It is suitable for kindergarten and primary school students, allowing children to understand simple circuit knowledge. Educational toy: It is suitable for children to assemble by themselves, and cultivate students' hands-on ability. Note: The product is a material package, and detailed graphic printing instructions will be included! Batteries are not included! Specification: Material: Wood, plastic Size Chart: Model size: 9x7.5x8.5cm/3.54x2.95x3.35inch(After Assembled) Package Includes: 1 Set of Kids DIY Electric Fan Kit Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!