The DeVilbiss UltraMaxO2 system is a compact and durable solution for precise oxygen measurement, ideal for professional and clinical applications. This maintenance-free device ensures efficiency and reliability.

Technical features:
- Does not require separate oxygen sensors
- Operation without calibration
- Pressure measurement in PSI or kPa
- Robust and compact design
- Large LCD display
- Shielded and reinforced gas sample inlet
- Maintenance-free for continuous use

Measurement specifications:
- Oxygen measurement range: 20.9% - 96%
- Oxygen measurement accuracy: ±1.5% of full scale
- Oxygen measurement resolution: 0.1%
- Flow measurement range: 0 - 10 lpm
- Flow measurement accuracy: ±0.2 lpm
- Flow measurement resolution: 0.1 lpm
- Pressure measurement: 0.5 - 50 psi (3.4 - 344 kPa)
- Pressure measurement accuracy: ±0.5% psi (±0.5% kPa)
- Pressure measurement resolution: 0.1 psi (0.1 to 199, 1 from 200 to 344 kPa)

Operating conditions:
- Response time: 17 seconds
- Warm-up time: < 1 second
- Operating temperature: 15°C - 40°C (59°F - 104°F)
- Storage temperature: -15°C - 60°C (5°F - 140°F)
- Atmospheric pressure: 800 - 1000 mbar
- Humidity: 0% - 95% (non-condensing)

Power requirements:
- Two AA alkaline batteries (2 x 1.5 volts)
- Battery life: 1,100 hours (16,500 reading cycles)
- Low battery indication: "Low battery" icon on the LCD display

Dimensions and weight:
- Dimensions: 85.98 x 129.54 x 25.27 mm
- Weight: 181 gr