Product Name: Electrolytic Cell Module Model: GT-A300A-2150 Hydrogen yield: 2x150±10ML/MIN Working medium: Pure water or distilled water Input water pressure: <0.2MPA Output pressure: 1.0MPA Water supply: Water tank-module cycle between the water supply, water level difference needs to be more than 15CM Product size: 96x71x74MM Mounting hole size: 4xM5 Inlet and outlet diameter: 1/4 Inch quick connector Power supply type: Constant current power supply Input voltage: DC7-9V Input Current: 20-22A Suggested hydrogen water flow rate: 2.2-2.5L/MIN