This comprehensive optical experiment set enables handson exploration of optics, helping students build curiosity and a deeper understanding of light. Package contents: 1 Piece LED Light Device, 1 Piece Holder Base, 1 Piece Reflecting Board. Core learning outcomes: demonstrates the spectrum of three colors and clarifies light dispersion and fundamental optical properties. Why this helps you: supports physics laboratory work, classroom demonstrations, home study, and science activities, making optical concepts tangible and applicable. Features and benefits: multifunction design with straightforward setup, designed to deliver reliable demonstrations of optical principles with the included components. Use scenarios 1) Inclass physics demonstration: use the LED light device with the reflecting board to show light dispersion and color spectrum to the whole class. 2) Home study and guided experiments: students perform handson investigations of light behavior and record observations. 3) Science clubs and afterschool activities: small groups explore optical principles and practical applications through structured experiments. Compatibility and performance: designed for educational use across classroom, lab, and home study environments, with components that function together to illustrate key optical concepts.