Touch-less control faucet features a sophisticated sensor with a self-adapting range and water-conserving aerator. ADA-compliant faucet is not affected by reflections or abnormal lighting. Design also features commercial, high-quality brass construction and can be used for retrofit and new construction. Battery powered sensor has three-year battery life based on 3,000 hand washings per month. Standard equipment includes four AA batteries, a 1.5 gpm vandal-resistant aerator and an inlet for a 1/2" (13) ball riser supply hose (not included).