Specification AgeRangeDescription : adult Brand : NJFSWNXOR BulletPoint1 : *This pump is a double-acting pumping and pumping bidirectional reciprocating pump. BulletPoint2 : *The pumping pressure reaches 6.7*10 to the power of 3Pa, and the pumping pressure reaches 2.9*10 to the power of 3Pa. BulletPoint3 : *The reciprocating pumping of the piston in the cylinder produces two functions of pumping and pressing, which can be pumped and pressed continuously by reciprocating through the valve. BulletPoint4 : *It's good physical teaching tools, easy to undestand and handle. Great experiment toy. BulletPoint5 : - We promise you best support service and money back Please contact us directly if you have any question. Color : One Color ExternallyAssignedProductIdentifier : 7634438056297 ItemName : 3W-4W Small Self-Priming Suction Pump DC 6V 12V 3-4W Mute Air Pump Vacuum Negative Pressure Breast Pump(6V) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-pumps Manufacturer : NJFSWNXOR ModelName : NJFSWNXOR ModelNumber : NJFSWNXOR NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : NJFSWNXOR ProductDescription : 3W-4W Small Self-priming Suction Pump DC 6V 12V 3-4W Mute Air Pump Vacuum Negative Pressure Breast Pump ProductSiteLaunchDate : 2024-10-24T08:15:45.003Z Size : 6V UnitCount : 1 UnspscCode : 40151500