Description Applicable fields: Widely used in food packaging, vacuum packaging and storage of high-elastic items, handicrafts, toy production, air-conditioning fluorine, product processing and other industries, and can also be used in industries such as medicine, chemical industry, scientific research, experiment, automation tooling, etc. No oil lubrication, diaphragm structure, large air displacement; 2. The vacuum gauge shows the actual vacuum degree; 3. Noise 50 decibels Product parameters: Power: 1 / 6HP Air flow: 20-23L/min Speed: 1450/1700r. M Vacuum degree: 600mmHG Net weight: 3.4kg/7.50lb Gross weight: 3.7kg/8.16lb Product size: 281217cm/11.024.726.69in Packing size: 241217cm/9.454.726.69in Packing list: 1pump.