... . To adjust oxygen flow, the safety flow rang is: 1-5L/MIN. If flow regulator unworkable, open the safety valve ... -94 standard. Volume: 0.2, 0.4, 0.7, 1.0, 1.4, 2.0, 3.2, 4.0, 6.3, ... 8.0, 10L.Technical Parameter:1. Oxygen flow:1-5l/min;2. Adjust pressure: 0.25±0.02Mpa ... suitable for medical stuff to use outside the hospital. The JH-1 series device is specially suitable for travel, high altitute ...