AC touchless faucets with Insight technology features an adaptive infrared sensor that gathers and analyzes the surrounding area upon installation. After recording these details, Insight calibrates the sensor to filter false triggers and optimize the faucet's operation. 0.5 gal/min (1.9 l/min) flow rate. Factory set 30 second max. continual run cycle . Vandal-resistant aerator. 24" (610 mm) flexible supply hoses for easy installation. 5-3/4" (146 mm) spout reach. Less temperature mixer. Less drain. Single-hole mounting . Brass construction.