The KOHLER hybrid energy system is a first-of-its kind 30-year power solution for touchless faucets. When combined with Insight Technology, this system provides an environmentally-friendly, virtually maintenance-free electronic faucet. Water-saving vandal-resistant 0.5 gpm aerator Factory set 30 second max. continual run cycle. Temperature control handle option 24" (610 mm) flexible supply hoses for easy installation. 5-3/4" (146 mm) spout reach. Less drain. Single-hole mounting. Brass construction.