TruO2® OTC Model 3250 Specifications

Accuracy

• SpO2 Low Perfusion Accuracy (Arms)*: 70 to 100% ±2 digits.
• Pulse Rate Declared Accuracy Range (Arms)*: 20 to 250 BPM ±3 digits.
• Low Perfusion Pulse Rate Declared Accuracy Range (Arms)*: 40 to 240 BPM ±3 digits.
• Clinical studies have shown that the device’s accuracy is not affected by differences in
  skin pigmentation.

Operating Conditions

• Temperatures no lower or higher than -5°C to 40°C
  (23°F to 104°F).
• Humidity no lower or higher than 10 to 95%.
  Battery Life
• Approximately 2,200 uses or stored for 1 month.
• If stored for more than 30 days, remove the batteries.

Accuracy Summary

SaO₂             Measured Accuracy

70 – 100%      2.27

70 – 80%        2.85

80 – 90%        1.86

90 – 100%      1.97