1、Excellent Plastic Material: This spider robot toy is made of excellent quality plastic material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. 2、Multifunctional: This scientific robot toy is multi functional, which not only helps children's innovative thinking ability and intellectual development, but also can tap the potential to cultivate the ability of hand brain eye combination. 3、Fine Workmanship: This spider science explorer toy has fine workmanship, the surface is flat and burr free, and won't scratch your child's hand. 4、Gear Design: This DIY spider robot building kit is designed with gears, which can bite accurately and not easy to fall apart after installation. 5、Wide Application: This science activities robot spider kit has a wide range of applications and can be used at home, school, classes. Item Type: Spider DIY Building Toy Material: Plastic Battery Information: 1 x AA Battery (Not Included) 1 x Driving Part 1 x Hose 2 x Electrode Terminals 2 Plate x Blue Accessories 2 Plate x Gray Accessories 1 x Assembly Diagram 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. Sold by-YJL official store