Hear me out: It's a low flying drone with a propeller on the undercarriage as well which is used to cut the grass. Voilá, no wheel lines.
Hear me out: It's a low flying drone with a propeller on the undercarriage as well which is used to cut the grass. Voilá, no wheel lines.
You mean a flymo. It's more hovercraft than drone, and much older technology. Works reasonably well on non-lumpy lawns - my neighbor had one in the 1980s.
www.flymo.com