A laundry drier having a cabinet, a drum rotatably mounted inside the cabinet, at least one electric element mounted in the drum, a wireless power transmitter unit fixed to said cabinet or to a component of said laundry drier unmovable with respect to said cabinet, and a wireless power receiver unit mounted in/on said drum. The said wireless power transmitter unit is electromagnetically coupled with said wireless power receiver unit, for transmitting electric power to the latter, and the wireless power receiver unit is electrically coupled with said at least one electric element, for supplying electric power to the latter.