Feature 1Silicone oil has excellent heat resistance, electrical insulation, hydrophobicity, physiological inertia and small surface tension. In addition, it has low viscositytemperature coefficient and high compression resistance. 230 ml capacity to meet your needs. 3Suitable for various types of high pressure air pumps, such as diving air pumps. 4Can better improve your gas efficiency. 5This product can prolong the service life of air pump.SpecificationFeature: Silicone oil has excellent heat resistance, electrical insulation, hydrophobicity, physiological inertia and small surface tension. In addition, it has low viscosity-temperature coefficient and high compression resistance. 30 ml capacity to meet your needs. Suitable for various types of high pressure air pumps, such as diving air pumps. Can better improve your gas efficiency. This product can prolong the service life of air pump. Specification: Material: Silicone oil Capacity: 30ml Weight: 33g / 1.2oz Color: White Product dimension: 10.2*2.8*2.8cm / 4*1.1*1.1in Package list: 1 * Silicone Oil Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.