Homemade Hand Crank Generator (real output) - Charge Batteries, Phone
14:15
Building a hand crank phone charger (AKIO TV)
9:41
DiY Simple Electricity Generator||Hand Crank Generator from Hub Motor
9:14
Making a "Free Energy" Hand Crank Generator
25:45
HURDADAN DÜNYANIN EN VERİMLİ VE EN PRATİK JENERATÖRÜ...
14:37
V2 DIY Hand Crank BoostBox - Capacitor Power Can Start a V6 Engine
10:30
DIY HAND CRANK ELECTRIC GENERATOR | SUPERCAPACITOR POWER BANK | EMERGENCY DYNAMO DC12V SYSTEM
13:37
DIY Hand Crank Mini BoostBox - Easy Batter Free Capacitor Power USB
14:49