Electric bike conversion kit 36v 500w (front wheel); 10A battery included (28 inch wheel)
Pelton wheel - Wikipedia
Buy 4.10/3.50-4 Flat Free Tires Solid Rubber Tyre Wheels,10 Air Less Tires Wheels with 5/8 Center Bearings,for Hand Truck/Trolley/Garden Utility Wagon Cart/Wheelbarrow/Generator,4 Pack, Black+Yellow Online at Lowest Price in Hungary. B08K75DX51
Old Wooden Water Wheel Electric Generator Stock Photo 51390667 | Shutterstock