Atlantic Water Gardens Lighted Waterfall Spillway, 24-inch Ice Blue Colorfalls Colorfalls produce a sheer of lighted water emerging from a concealed source inside vertical walls Replaceable LED light bar available in three vibrant colors Colorfalls adapt to any wall material  pavers, tile, brick, stone, wood  the only limit is your imagination Colorfalls feature a 5" lip, 30' power cord and includes a 12 volt outdoor transformer Colorfalls are made for pond-free and fountain uses. They are not intended for use in water gardens or ponds with plant or aquatic life. The maximum falls height above a basin is 18 to 24 inches for the 12 inch spillway, 24 to 30 inches for the 24 inch spillway and 30 to 36 inches for the 36 inch spillway. (A basin is not included.)