NT-06 Highlights1-6L Adjustable Continuous FlowUp To 93%±3% Oxygen Concentration8-stage filtration systemReplaceable BatteryEasy To Use Three Different Charging OptionsAC Power Supply- Home/Hotel/ Office/ Indoor UseDC Power Supply-Use in the CarExtra Battery- Outdoor Use VARON Portable Oxygen Concentrator NT-06 Description: 1. 1~6 L/min Oxygen Flow & 3H Timer This is a great oxygen supply device with continuous and stable oxygen production. The oxygen concentrator machine has 1-6 L/min adjustable oxygen flow, and the oxygen concentration reaches 93±3% at 1 L/min. It has a 3-hour timer, and each touch of the button increases the time by 15 minutes. 2. High Purity Oxygen Adopting a high-quality molecular sieve and 8-stage filtration system, the portable oxygen concentrator for travel uses air as the raw material to produce high-purity oxygen. It also comes with 3 filters for replacement. (Note: The molecular sieve is removable for easy maintenance, but DO NOT remove it at will.) 3. 5200mAh High Capacity Battery Powered by a 114Wh 5200mAh removable built-in large-capacity battery, our portable oxygen machine can provide more than 100 minutes of long working time. No more worry about running out of power quickly when you are on the go. 4. Multifunctional Portable Oxygen Backpack The included portable bag is specially designed to fit this oxygen generator. With 2 shoulder straps and 1 hand strap, it can be used not only as a backpack but also as a shoulder bag, crossbody bag or handbag. Compact and lightweight, it provides easy portability for outdoor use, such as traveling, walking or shopping. 5. Thoughtful Details This oxygen backpack features a zippered expandable space for storing spare batteries (NOT included) at the bottom and an opening for removing or installing the battery. It has a transparent PVC top cover for easy access to buttons and reading settings without opening the bag, and 2 side pockets for holding small items like keys. Additionally, its holes for air intake and exhaust vents allow for optimal ventilation and heat dissipation, and there is a hole for the power cable on the side. 6. 2 Control Methods & 3 Power Supply Options Our oxygen machine for home use has touch buttons for easy operation and remote control for more convenient use. It supports 3 power supply options, including an AC power supply for indoor use, a car power supply for in-car use, and a battery for outdoor use. Specifications: Product Name VARON Oxygen Concentrator NT-06 Oxygen Flow Rate 1-6L/min Adjustable Oxygen Concentration Up to 93%±3% Oxygen Mode Continuous Power 100W Size 8.7*3.7* 9.1 (L*W*H) Inches Weight 7.9 lbs Rated Voltage AC: 100~240V 50/60Hz; DC: 22~25.4V Battery Pack Capacity 114Wh, 5200mAh Package Size 15.6*7.1*11.6 in Package weight 12.1 lbs Operating Noise 45±5dB NT-06 Components: 1X Oxygen Concentrator with a Battery1X Remote Control1X Silicone Nasal Cannula1X Portable Bag2X Shoulder Straps1X Hand Strap1X AC Adapter+Power Cable1X Car Power Cable3X Filters1X Portable Bag Usage Guide1X User Manual