Wired remote controller and power saving method therefor

Abstract

A wired remote controller is provided. The wired remote controller includes a display panel, a wired interface that is connected to an indoor unit by wire, a memory in which information on a power capacity for each indoor unit model is stored, and a processor that receives power from the indoor unit through the wired interface and communicates with the indoor unit through the wired interface, wherein the processor is configured to receive information on power consumption of the indoor unit through the wired interface, identify a power capacity corresponding to the indoor unit based on the information on the power capacity stored in the memory, and adjust the brightness of the display panel based on the identified power capacity and the received power consumption of the indoor unit.

Dependencies are inferred from the claim text.