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[ARC FREE SAFETY] Designed to produce light without arcs or electric discharge this mini coil offers a safer way to explore electronic effects making it suitable for education display and beginner experiments. [PCB PRIMARY COIL] The primary coil is integrated directly onto the PCB so there is no external winding needed which simplifies setup improves consistency and helps beginners enjoy a smoother experience. [BEGINNER FRIENDLY BUILD] With in line components and no patched devices this design supports a high success rate and reliable operation making it a practical choice for students hobby users and first time learners. [PORTABLE POWER SOURCE] Powered by 3 x AA batteries not included this mini coil is easy to place and use without a mains connection giving you flexible operation for desktop demonstrations and small projects. [DURABLE PVC STRUCTURE] Built with a strong PVC coil frame the unit combines lasting durability with a neat modern appearance and features a secondary coil with 2 cm outer diameter 4 cm height and 200 turns.