The Kohler Geometric K13467-CP Touchless DC Powered Bathroom Sink Faucet offers an automatic on and off feature plus vandal-resistant aerator. Those features make this bath sink faucet ideal for commercial uses. Its adaptive infrared sensor records details upon installation and calibrates to filter out false triggers. The faucet runs automatically for 30 seconds and operates on two AAA batteries, which are included. It's made of solid brass and comes in a polished chrome finish.