Engine "fuel": air
engine power (at this stage): 25 kw
type: flat twin (boxer)
weight: 32 kgs
tank type: compressed air 300 bars (multiple tanks possible)
working pressure: 30 bars
refilling: by compressor-side of the same engine, when connected to mains.
Pls forget existing air-tools and the like.
This is brand new, fully patented technology.
It works.
I'll keep you all posted.