WaterCop DQWCLSLFx-DQWCLSLF34 LeakStop Single-Point Leak Detection, 0.75 in. Size - 3&#47;4 inch. Max working pressure - 125PSIG. Voltage - 115 VAC 1 Phase. Valve - Full port brass NSF61 standard&#44; NSF61G &#34;Lead Free&#34; Optional.