Sets the standard for reliability and user-friendly performance in automated faucet systems. Touch-free activation eliminates cross-contamination to help reduce the spread of germs and delivers water only when needed, resulting in water savings. The faucet features a long battery life, "dry" cam-gear technology to ensure trouble-free operation and a standard aerator to conserve water. Features: 4" Center Set; Polished Chrome; Color(s): Polished Chrome.