Portable Oxygen Generator Low Noise Oxygen Making Machine Atomizer for Home Care Item Type: Oxygen GeneratorMaterial: ABS Oxygen Oxygen Flow: 1-5L Adjustable Noise: ≤45db Output Pressure: 30kpa-60kpa Oxygen Concentration: 40%-90% Frequency: 50HZ Remote Control Battery: A button battery (not included) Battery Model: CR2032 Atomization function use: 1. Insert the atomization tube into the bottom of the atomization cup 2. Put the lid of the cup and unscrew the sprayer (Note: Liquid only) 3. Be careful not to excess liquid 4. Interface with nozzle atomization 5. Unscrew the screw, put it into the atomizing nozzle interface, and unscrew it again 6. The atomization tube is installed at the other end of the atomization nozzle 7. Turn on the machine, you can see the mist coming out of the nozzle Oxygen use method: 1. Cut the bottom tie 2. Take out the humidification cup and fill it with water 3. Put the cup filled with water into the cup slot 4. Take out the oxygen tube and connect it to the oxygen outlet 5. Turn on the power switch on the back 6. Use the remote control to adjust the oxygen inhalation mode 7. Nasal oxygen inhalation 8. Headset oxygen inhalation Please complete the following steps before use: 1. Put the bottom of the machine up. 2. Cut 2 straps with scissors and pull out the straps completely to ensure that there is no residue inside the machine