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. Brass construction. Single-hole mounting. Above-counter battery and valve for easy installation and maintenance. Vandal-resistant aerator. 24" (610 mm) flexible supply hoses for easy installation. 5" (127 mm) spout reach. Stationary spout. Without temperature mixer. Includes two AAA batteries. Less drain.