Features 1、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. 2、30 ml capacity to meet your needs. 3、Suitable for various types of high pressure air pumps, such as diving air pumps. 4、Can better improve your gas efficiency. 5、This product can prolong the service life of air pump. Specification Feature: 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. 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. Package List Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia