Moen 8304 Commercial M-Power Wall-mount Battery Powered Sensor-Operated Faucet .5 gpm, Chrome Chrome finish to create a bright, highly reflective, cool grey metallic look Sensor eye with advanced electronics limits false sensing Slow closing solenoid stops water hammer Sanitary, touchless operation prevents spread of germs Third party certified by IAPMO and CSA to meet ASME A112.18.1M, and complies with the requirements of ANSI A117.1