Technical Parameter Character ModelZL32-02 Working Voltage RangeDC: 6V-24V Rating Power6V: 2-6W / 12V: 3-6W / 24V: 4-7W Static Water Head1.0-2.5 M Static Flow Rate2.0-3.5 L/min LifespanContinuous operation under normal surrounding >20000Hr Working EnvironmentLiquid: From weak acid to weak base?work in water (Submerged) Max NoiseUnder normal working status, 1M distance over test instrument