Main Features:
● Oxygen flow is adjustable 1 – 6L / min
● Negative ion function: 6 million / cc
● Timing function: up to 180 minutes
● Oxygen concentration can reach 30 – 90 percent
● Double protection for your safety with sleep function and automatic power-off protection
● Remote infrared remote control function for easier use
● Support double oxygen absorption function, two people can use at the same time, do not affect each other
● Touch the button screen function, the operation is more convenient
● Oxygen accumulation time function
● Oxygen concentration real-time monitoring function
● Can meet 3000 hours of continuous supply
● Remote control battery: 2 x AAA（not include）