Features 1、[Low Noise Operation] This mini air pump is designed to operate quietly, which outputs in low noise, ensuring a comfortable environment. 2、[Versatile Application] Suitable for beauty instruments, household appliances, medical devices, beauty tools, massage devices, and more. 3、[Easy Installation] This micro vacuum pump is easy to install and can be quickly and effortlessly mounted onto various devices. 4、[Compact and Powerful] This mini electric air pump has a small size, but has high air flow and excellent performance. 5、[Sturdy Housing] The mini air pump is housed in a sturdy engineering plastic casing, ensuring longevity and reliability. Specification Item Type: Mini Air Pump Material: Engineering Plastic Model: 370B Power: 1.5W Air Nozzle Diameter: Approx. 4.0mm/0.16in (manual measurement, error may exist) Vacuum Flow Rate: 3.0LPM Maximum Vacuum Degree: ≤-60Kpa (-450mmHg) Noise: ≤65db (30cm away) Life Test: ≥200 hours (continuous) Package List 1 x Mini Air Pump