Advantages 

> Can be used all year round

> Quiet

> Fully automatic and maintenance-free

> Eco-friendly 

> Lightweight and compact

Hydrogen VS. Petrol

"If you look at the entire chain from hydrogen generation to conversion into electrical or kinetic energy, laboratory tests actually show an efficiency of 29 to 32 percent. This makes the fuel cell better than gasoline (22 percent) or diesel (25 percent). 14/11/2019"