The Kichler Lighting 15755AZT Landscape Aluminum 9-Light 18.9-inch LED Light is a low voltage usage, low profile and low heat output in the Design Pro LED series. Finished in textured architectural bronze, it will complement many popular decking options. Fully sealed and potted to resist moisture, they are tested to withstand the elements for years of enjoyment. The 15755AZT is suited for non-hardscape applications, such as handrail, deck, step and bench applications. The threaded screw holders allow for easy install; if you can drill two holes in a surface, you can mount these LED fixtures. Not for use with electronic transformers.