One-button operation, optical detection technology, 8s quick measurement.
4 directions for conveniently reading.
Clearly displays blood oxygen and heart rate, high accuracy.
Auto shut down in 12 seconds, energy-saving and eco-friendly.
SpO2 Measurement range: 70%-100%
SpO2 Accuracy: ±2% on the stage of 80%-99%, ±3% on the stage of 70%-79%
SpO2 Resolution: ±1%
PR Measurement Range: 30BPM-250BPM
PR Accuracy: ±2BPM
Battery: 2 * 1.5V AAA Battery (NOT included)
Working Current: 2.5mA
Operating Condition: 10℃-40℃, ≤75% RH, 500hPa-1060hPa