Pulse rate: Range 30-254bpm - Accuracy: ±2% at 30-254bpm - Averaging: 8 or 16-second average. specifications: Operating temperature 0 to 40°C. Storage Temperature: - 40 to 75°C. Relative humidity: 10-95%, storage (Non-condensing) 15-95%, operating.
oxygen saturation level is between 95% and 100%.