Single hole wall mount electronic sensor faucet with polished chrome plated brass body,5 1/2" rigid gooseneck with plain end,AC/DC control module with internal flow control setting switches,temperature control mixing valve with check valves and 18" flexible stainless steel supply hoses with 3/8" compression connections. Certified to ASME A112.18.1/CSA B125.1,NSF 61-Section 9,NSF 372,EPA WaterSense and UL 1951. Meets ADA ANSI/ICC A117.1 requirements.