Safe & Reliable
• Oxygen concentration range (21%～100%) is precisely adjustable.
• Flow rate 1～10LPM (20LPM optional) adjustment.
• Rechargeable lithium battery, continuous use time ≥8 hours.
•Air and oxygen source supply pressure difference buzzer alarm.
• One-key setting of pressure and oxygen concentration alarm, timely and accurate.
• Ensure patient safety.