Vacuum Pump Strong Suction Self Priming Peristaltic Pump, High Flow For Aquarium Chemicals Liquids And Other Dosing Additives (12V)

stainless steel screwsAll the screws are stainless steel material rust corrosion resistance. flow direction The direction of flow of the peristaltic pump depends on the connection way of positive and negative. easy clean & maintainThe pump head designed for easy disassembly easy to clean and maintain. quiet and durableBall bearings of this vacuum pump in the wheel frame silent long life time. wide applicationsThis vacuum pump is suitable for aquarium chemicals liquids and other dosing additives.