Description Overview Used for testing exhalation and inhalation resistance of medical and surgical face masks Tests against standards: Taj1001-2015, GB2626-2006 Test mode: automatically tests and interprets results Condition And Warranty With 1 year warranty on defective parts Lead time: 3 to 6 weeks from receipt of order SpecificationsVoltage: 220V ACCapacity: 0 to 100 L/min flow rangeDimensions: 420x420x720mmPower watts: 500WPressure sensor range: +/- 1000 Pa