Description:This is a DIY electric rope climbing robot assembly kit, which requires your children to disassemble and assemble.Our DIY electric rope climbing robot toy can improve children's hands-on ability and guide children to fall in love with science, which is a good educational toy.DIY electric rope climbing robot toys are made of high-quality wooden materials, environmentally friendly, safe and durable, and your children can play with confidence.The length of this DIY rope climbing robot toy is 12cm, the width is 5cm, and the height is 4cm.This is a good toy to guide children to fall in love with science, and also a great gift for your children.Item Name: DIY Rope Climbing RobotMaterial:WoodBatteries: 2 x AA Batteries (Not Included)Size:12cmx5cmx4cm/4.72inx1.97inx1.57inNotes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.When assembling the products, pay attention to the red wire connected to the positive pole of the battery box and the blue wire connected to the negative pole of the battery box.All products do not carry batteries; accessories color is random; do not specify the color. Please read carefully before buying.Contains small parts and sharp objects. Children should be accompanied by adults. Please take care of children and avoid from swallowing.Experimental principle:The electric energy in the battery is converted into the kinetic energy of a motor, which drives the robot's two arms to move alternately, so that it can crawl along the rope.Package Includes:1 Set of DIY Rope Climbing Robot Model Kit Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.