Features 1、SIMPLE STRUCTURE: These accessories board assembly and circuit connections are very simple, no soldering required, suitable for children to complete independently. 2、EASY TO ASSEMBLE: Tried and tested high accuracy wooden parts and detailed instructions, which make fan model assembly easier and more convenient. 3、COMPOSITE WOOD: These board accessories are made of excellent composite wood, non toxic and odorless, with rounded edges, safe and reliable in operation. 4、COMPLETE PARTS: Includes 3D wooden puzzles, battery box, switch, shaft and motor, and comes with screw package for kids to assemble models in different styles. 5、WIDE APPLICATION: Electric fan assembly model kit, which can be used for children educational teaching, manual ability training and scientific experiments, etc. Specification Item Type: Wooden Fan Model Material: Composite Wood Uses: Crafting, Puzzle Teaching Paint Material: Unpainted Wood Battery: 1.5V AAA Battery x 2 (included battery) Package List 1 x Paddle 1 x Battery Box 1 x Motor 1 x White Glue 1 x Switch 1 x Accessory Package (4 x Bushings, 38 x Screws) 1 x Red Wire 1 x Black Wire 1 x Grinding Stick 3 x Building Blocks 1 x Screwdriver