Side-mount auto flush for urinals offers intelligent technology and a smart design. Touch-free, automated flushing system helps keep washrooms looking presentable and smelling clean. It also promotes good hygiene by eliminating potential points of cross-contamination. Installing this chrome auto flush is easy. No water shutoff is required. Auto Flush system quickly retrofits existing washroom fixtures. The side-mount model replaces flush handles. Once installed, Smart Object Infrared Technology manages flushing automation for world-class reliability. Long battery life lasts approximately three years or up to 100,000 flushes. Battery reserve feature allows 9,000 flushes after low-battery indicator begins flashing. Auto flush uses four C batteries (included).