Cellular IoT revolutionizes smart lighting by integrating intelligent sensors, and real-time connectivity enabling control and automation. Smart lighting systems optimize lighting performance, energy efficiency, and occupant comfort in buildings and outdoor environments. With cellular connectivity, it is easier to implement robust encryption, authentication, and access controls based on the usage patterns. Occupants can benefit from reduced energy consumption, lower operational costs, and enhanced lighting experiences improving occupant comfort and productivity. Smart lightings lead to significant cost savings and improved sustainability, making it a vital component of modern smart buildings.