A system for cutting a plurality of lawns comprising. A) two or more robotic lawn mowers which each has a rechargeable energy storage, and B) a carrier comprising a) at least two holders, each of which is capable of retaining one of. said two or more mowers and b) a charging system for said rechargeable energy storage. The invention also comprises a method utilizing the system and the carrier as such.The mower is typically battery powered.
