It controls the inlet and outlet of the diaphragm, forms mechanism after the power drive to drive the reciprocating movement of the , and drives the diaphragm back and forth through the hydraulic pressure to work to suck and discharge the liquid This pump can rate of 0.4-1L/min, and suitable for long working time 3Bar Small size, strong structure, and long serving life Chemical stability, could withstand dry rotation, durable and free maintenance Applications: widely used in instruments and equipment, medicine and chemical industry, and other fields. Voltage: 24V rate: liquid (320ml/min), (3.2L/min) Self-priming height: 4 m Pressure: liquid (3bar), (1bar) rate: 0.4 -1L/min temperature: 0-40 Size: 8.5 x 3.3cm/3.4 x 1.3inch Weight: .239g/8.4oz Fuel: Electric Power: HYDRAULIC Pressure: Low Pressure Standard or Nonstandard: Standard Application: Submersible : Centrifugal Pump Usage: Water Model Number: Diaphragm Pump color:As shown Material:ABS Package Contents: 1 x Diaphragm Pump Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.