Specification:Item Type: Micro Vacuum PumpMaterial: Engineering PlasticRated Voltage: DC12VRated Current : 300mAPower : 3.6WAir Nozzle Diameter: Approx.4.8mm / 0.19in Water Flow: 0.3 to 0.8LPMMaximum Water Pressure: 30psi (200kpa)Noise: 65db (30cm away)Life Test : 200 hours (continuous)Lift : 5mSuction Range : 5mHow to Use:Direct installation and usepacking list:1 xMicro Vacuum Pump.