Oxygen Saturation Range & Accuracy:
35% – 99%
90% – 99% / ±1%
70% – 89% / ±2%
<69% / unspecified
Pulse Rate Range & Accuracy:
30 – 240 / ±1 BPM
LCD display
Power Supply: 2×AAA
Alarm for Low Dattery
Automatic Turn off
Operating Time: ≤30 hours
Weight: 38g without batteries
Size(L*W*H): 64.5 × 37.5 × 35mm
Operating Temperature: 0 – 40°C
Storage Temperature: -20 – 60°C
Transportion and Storage Humidity:
10%-95%(no condensing)