230 Volts, 50/60 Hz, 6 mm OD Tube Connections, PVC Head & Fittings, Ceramic Valve Ball, TFE Seat. 12 GPD Max Flow Rate @ 250 PSI, Flow Control: Signal Level Output Relay.LMD3T2-WTCP-CZXXX Pump Series MP Microprocessor Chemical Metering Pumps - MP 2 CE Approval (Europe), Standard - No Additional Options..