Electronic device operable by an user for regulating and controlling ambient parameters, such as ambient temperature, comprising a processing unit, a display device for displaying selectable control functions and setting parameters related to a set of desired ambient conditions and a selection/control unit for selecting by the user at least one control function or setting parameter from among a set of displayed control functions or setting parameters. The device comprises an interactive display of a dot matrix type able to display to a user variable indications comprising at least the specific control function associated with each of said selection/control unit according to the specific selection made by the user.