Digital Out-of-Home (DOOH) advertising continues to expand as cities adopt larger and brighter outdoor LED displays to capture audience attention. However, higher visibility often comes with increased energy consumption and operating costs. As sustainability becomes a growing priority for media operators and advertisers, energy efficiency is emerging as a key factor in display technology selection. The Energy Challenge in Large-Scale DOOH Advertising Operating high-performance digital displays requires a significant amount of electricity, especially when these…