Package Includes: 1 * Oxygenerator 1 * Oxygen bag 1 * Power cord 1 * Vehicle adapter 1 * Atomizing cup mask 1 * Silicone oxygen inhalation tube 1 * Headset type oxygen inhalator 1 * Instructions Features: Adjustable oxygenconcentration: supply continous flow 1-2L/min adjustable Timing Function Operation:The generator has timing function. The user can set thetime within 8 hours Wireless Remote Control:When oxygen generator is in normal operation or standby mode, start,shut down or adjust the oxygen generator by means of wireless remote control. Intelligent Control:IMD beautiful large color panel, easy to operate, large color LED screen, Flow regulation, voice broadcast function,timer operation function and with infrared remote control, let itbe easier and more convenient. Specifications: Power supply:110V,220V Output power:150VA Oxygen concentration: 50%-60%(Adjustable by flow) oxygen flow:1~2L/min Noise:≤45dB(A) Net weight:2kg Outline size: 33x19x27cm Safety system: Current overload protection High temperature of compressor, shutdown Electrical classification:Ⅱ Operating mode: continuous