Material: brass Surface finished: chrome plated or brushed nickel Power: by AC (110V or 220V) or DC. 6V (batteries) Dia. of inlet pipe: G(1/2)" or G(3/8)"Dia. of outlet pipe: G(1/2)" or G(3/8)"Watet pressure: 0.05Mpa-0.7MpaPower and voiltage: DC.6V AC.220V-50/60Hz or 110VPower consumption: 0.5mW-2WDetection zone: factory set 17cm(base on standard inductive board)Temperature avalible:0.1-45 ...