Esperanza Oxygen Pulse Oximeter

The Esperanza pulse oximeter allows you to quickly, easily, and painlessly monitor your health wherever and whenever you want. Just slip it onto your finger and within 3 seconds, you’ll see results such as your heart rate and blood oxygen level.

SPO2 parameter: measurement range: 35%–100%

Accuracy: 70%–100% ± 3%

Normal range: 96%–99%

Heart rate: Measurement range: 30 bpm - 250 bpm (± 2 bpm ± 2%)

Ambient temperature: 5°C – 40°C (41°F – 104°F)

Ambient humidity: 15% - 80%

pressure: 86 Pa – 106 kPa

Low perfusion performance: same, with amplitude modulation of only 0.2%

Light interference immunity: ± 1%

50 Hz/60 Hz interference resistance: precise

Power supply: 2xAAA batteries – batteries included (1.5V)

Supply voltage: 3V

Current consumption: ≤30 mA