Item Type: Micro Air Pump Rated Voltage: DC6V Rated Current: 200mA Nozzle Diameter: Approx. 3.1mm / 0.12in Maximum Pressure: 50KPa, that is, 375mmHg. Flow Rate: 0.3-1.0LPM Inflation Time N: 8S, From 0 to 300mmHg in a 100cc tank. Noise: 60db, 30cm away. Life Test: 30,000 times, ON for 10 seconds, OFF for 5 seconds. Air Tightness: 3.0mmHg/min, from 300mm Hg in a 100cc tank. Package List 1 x Micro Air Pump 1Wide Application: Mainly applied to household appliances, massage machine, beauty, pressurization and many other areas, very practical. 2Great Efficiency: Filling time does not exceed 5 seconds, fast and convenient, high pump efficiency, low noise, and long service life. 3Reliable Working: Able to withstand a high pressure, the micro air pump is high in both air tightness and flowing rate, reliable in use. 4Premium Material: Using engineering plastic and aluminum, this DC 6V 200mA air pump is also corrosion resistant and very durable for use. 5Quick to Install: Comes with a light weight and a compact size as well, this micro air pump is very simple to install within minutes.