Description: Material: Crafted from pp material, this DIY Smart Solar Tracking Equipment ensures a safe and sturdy construction experience, allowing children to enjoy building their project with confidence Intelligent Light Tracking: This DIY solar tracking device uses four light-sensitive modules to detect the intensity of light and calculate the position of the light source Stable Structure: Equipped with a premium all-metal gear servo, this kit ensures durability and precision. The horizontal joint is connected using bearings for smooth movement, while a thickened base plate and metal bracket provide stability Educational Tool: Designed as a DIY project for demonstration purposes, ideal for research, learning, and entertainment purposes DIY Assembly Kit: Delivered as a set of components requiring assembly, this project allowing users to build their own model while gaining hands-on experience in electronics and programming Specification: Material: PP       Size Chart: 12cmx7.3cmx14.2cm/4.72inchx2.87inchx5.59inch Package Includes: 1 Set DIY Smart Solar Tracking Equipment Science Toy Note: 1.This is not infant toy , please take away from children to avoid eating. 2.Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.