- High oxygen purity 93%+-3% from 1Liter to 5 liter
- Comes with overload protection system
- Timing function
- Time:30mins,60mins,90mins,120mins
- Automatic Alarm function, power failure alarm, low voltage alarm, low purity alarm(Optional).
- Available comes with nebulizer function
- Long life time, more than 16000 hours
- 2 Years warranty
TUV CE, ISO approved