Includes a PCB and electronic components that must be soldered by the user. This structure is perfect for practicing soldering skills, learning how to identify electronic components, and improving hands-on assembly ability. This DIY kit creates a dynamic music-synchronized flowing light display. The adjustable speed function lets you fine-tune the running light effect to match various songs, rhythms, and ambient lighting needs. Designed for classroom demonstrations, training courses, and workshops. Teachers and instructors can use this kit to explain circuit basics, LED sequencing, and microcontroller-based control in a clear and intuitive way. Built around a microcontroller control system, this board helps users understand basic principles of digital control, timing, and LED driving. It is ideal for electronics teaching, school projects, and personal learning. The circuit board features a clearly marked layout for resistors, capacitors, LEDs, and ICs, making it easier for beginners to follow. Step-by-step assembly helps new learners build confidence while reducing errors., Weight: 0.13007273458 pounds, Manufacturer: Xnuiasqe