【Product Overview】 The Gakken Replica Electronic Block EX-150 is an educational kit for learning the basics of electronic circuits. It allows you to build various circuits and deepen your understanding of electronics through experimentation. 【Features】 This product includes a variety of electronic components, making it enjoyable for beginners to advanced users. Accessories such as a speaker and clips are also included, allowing you to start experimenting right away. 【How to Use】 You can freely assemble circuits using the included wires. Each component is easily connected and designed for intuitive operation. - Brand: Gakken - Model: EX-150 - Type: Electronic Block - Description: Replica Electronic Block - Accessories: Wires, Speaker, Clips Thank you for viewing. It has been stored at home. It has been used sparingly, and the operation has been confirmed. There are folds on the back cover and some pages of the instruction manual.