Single hole deck mount electronic sensor faucet with polished chrome plated brass body,4" c/c forged deck plate and 5 11/16" rigid gooseneck,1.5 GPM vandal resistant aerator,AC/DC control module,mechanical mixing valve with integral 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,UL 1951 and EPA WaterSense. Meets ADA ANSI/ICC A117.1 requirements