Item Type: Tower Crane Model Toy_x000D_Material: Beech_x000D_Uses: Handmade, puzzle teaching_x000D_Paint Material: Wood without paint_x000D_Wooden Building Block Type: Building blocks_x000D_Remote Control Power Supply: 2 x 1.5V AA battery(not included) 1SUPPORT REMOTE CONTROL: The product is driven by a fixed pulley block, and the lifting is realized by the tower crane's own structure and pulling rope. Remote control transmission, start and stop freely; Possess double lifting point and double observation hole design 2SIMPLE TO ASSEMBLE: Original ecological wood, light and convenient, easy to operate, safe, healthy and environmentally friendly. Laser cutting surface is smooth and burr free, easy to assemble 3LAY BASIC FOR LEARNING: The scientific knowledge in small production can lay the basic for future inventions, mathematics, physics and chemistry learning 4IMPROVE INNOVATIVE AWARENESS: Improve children's innovative awareness and ability, let children win at the starting line, and become more competitive in society 5CULTIVATE LEARNING INTEREST: Cultivate children's interest in learning and desire for knowledge, which helps to improve children's academic performance 6STRENGTHEN HANDS ON ABILITY: Children today generally lack hands on ability, this toy can strengthen the training of hands on ability, understand the principle of fixed pulley, so that knowledge is no longer on paper 1 x Motor 1 x Motor Clip 1 x Remote Control 1 x Glue 1 x Sand Stick 1 x Nut 1 x Accessories Package 1 x Hook 1 x Cotton Thread 5 x Iron Shaft 4 x Pulley 1 x Gear 1 x User Manual 4 x Wooden Board 1 x Screwdriver