1,LOW VOLTAGE: The electric air pump uses low voltage internally to ensure the security of users without worrying about leakage or injury. 2,STABLE CONTROL: This micro vacuum pump is equipped with pressure switch and security valve to control the normal operation of the pump. 3,APPLICABLE SCOPE: Applicable to home appliance, beauty, medical equipment, vacuum packing machine, massager, pressure boosting equipment, etc. 4,QUIET OPERATION: The portable air pump has a power of 7.2W, and generates minimal noise during operation, ensuring a quiet working environment. 5,ENGINEERING PLASTIC: The vacuum pump is made of engineering plastic, with good toughness, wear and oxidation resistance, has a long service life. Item Type: Electric Air Pump Material: Engineering plastic Power: 7.2W Air Nozzle Fitting: 6.1mm (may have errors) Vacuum Flow Rate: 5-1.0LPM Maximum Vacuum Degree: ≤-55Kpa (-412mmHg) Maximum Positive Pressure: ≤80Kpa (600mmHg) Noise: ≤65db (30cm away) Life Test: ≥ 500 Hours (continuous) 1 x Electric Air Pump 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.