Jiahe oxygen bag medium capacity

42 liters. Jiahe household portable oxygen inhalation bag has a medium capacity of 42 liters, which is suitable for storing medical oxygen for patients and first aid. When in use, the oxygen bag is inflated at the inflation pressure of about 25 kPa; The rubber catheter is connected with one end of the oxygen inhalation tube by a plug, and the other end is inserted into the nostril; Oxygen intake can be adjusted by plastic one-way valve; When the pressure in the bag is too low, some heavy objects can be pressed out of the bag to increase the pressure in the bag.