DIY Perpetual Light | No Batteries | Never Run Out of Power

Discover how to build a powerful hand-cranked illumination device using 3.8V 200F Li-ion Supercapacitors. Absolutely NO BATTERIES inside. This DIY project uses a generator to store energy, ensuring you never run out of light during emergencies! #DIY #PerpetualLight #FreeEnergy #Supercapacitor #NoBattery