Stunning lightning simulation: 15cm Arc Discharge Distance. This DIY kit creates realistic lightning effects through wire grounding or arc-starting design, delivering an intense discharge effect for an immersive science demonstration experience. Gas lamp activation: The plasma ball can light up gas lamps and fluorescent sources from a distance of 30cm, producing a striking effect in low light with a captivating arc. Safe and adjustable power: The arc generator features adjustable power from 5 to 30W, with a current of only a few milliamps, allowing safe interaction with a static-like feel and adjustable pulse speed. Wide voltage compatibility: The kit supports a voltage input range of 90V to 230V AC, making it suitable for global power sources; the extra-long 15cm arc combined with compact packaging (30x20x15cm) ensures easy experimentation and storage. User-friendly installation: The mini DIY Tesla coil kit is designed for easy assembly with no circuit expertise required, finishing at a compact size of 21x12x41cm for portability and efficient storage.