Description: 【Innovative Airplane Design】: This DIY kit features a unique airplane shape, making it both fun and practical for electronics enthusiasts and students 【Easy to Assembly】: Designed for simplicity, this kit is easy to assemble and operate, making it suitable for beginners and experienced hobbyists alike 【Material】: Made from quality material, ensuring durability and longevity. DIY Flashing Airplane Circuit Kit, Flowing Light Electronic Welding Practice Circuit Board Assembly Component Kit 【Electronic Soldering Practice Kit】: can be used not only for soldering practice for electronic DIY enthusiasts, but also for hands on teaching and fabrication courses. It is suitable for all electronic hobbyists and people who want to learn soldering skills 【Desktop Decoration】: This LED aircraft twinkle in your hands, casting a charming glow into your space. Good for placement in the living room or on your desk, it doubles as a decoration Specification: LED running light airplane model kit, this circuit uses NE555+CD4017 chips. The NE555 is configured as a multivibrator through the circuit. The output pulse frequency can be changed by R1, R2, and C1, and a square wave signal is output to CD4017. When CD4017 receives a clock pulse, the LED light switches once, thus achieving the effect of running light Size Chart: 9.55cmx9.55cm/3.76inchx3.76inch Package Includes: 1 Learning Soldering DIY Airplane Kit Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.