Smiling wraparound Indoor stairwell lighting is an essential aspect of both residential and commercial buildings. It serves multiple purposes, including providing adequate illumination for safe navigation, enhancing the aesthetic appeal of the staircase, and complying with building codes and safety regulations. Proper lighting in stairwells is crucial to prevent accidents and ensure the well-being of occupants.. Indoor stairwell lighting is a crucial aspect of building design, ensuring the safety and well-being of occupants. It serves both functional and aesthetic purposes, providing adequate illumination for safe navigation and enhancing the visual appeal of the staircase