... ; 3)CE,SGS,FCC,ISO,TS16949,etc. 38-30 High quality mini fountain&aquarium water pump Specification: Model Character 38-30Working ... hoursWorking environmentPH value: PH5-10(Weak Acids and Weak Bases);Submerged.Max noiseContinuous operation under normal working condition(Measures from ... mm)ID(mm) Inlet and outlet has screw794260IP68171095 12V High quality mini brushless dc solar heater booster water pump