As the application of LED light strips continues to expand in residential, commercial, industrial, and building sectors, one of the most searched questions on Google is: Do all LED light strips use the same voltage? This question has attracted attention from distributors, contractors, lighting integrators, and OEMs because voltage compatibility affects installation safety, product lifespan, power system design, and procurement decisions. Understanding voltage standards has become an important part of evaluating suppliers and ensuring the long-term reliability of large projects.