This Is Your Brain on インスタ 人気投稿 コツ
https://manuelqavq.bloggersdelight.dk/2024/04/18/why-its-easier-to-succeed-with-insuta-ren-qi-tou-gao-arugorizumu-than-you-might-think/
Even cables with crafted-in repeaters generally allow for an external power supply to get attached. This is certainly just a bit further security for the sign and could be a good idea with regards to the scenario