Shanghai Berry Electronic Tech Co., Ltd. |
Verified Suppliers
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Display SpO2, PR | Battery Type: 3.7v (600mAh) Lithium battery |
Pulse Rate: Measurement range: 25 - 250bpm Accuracy: ±2bpm | SpO2: Measurement range: 0% - 100% Accuracy: ±2% (70% - 100%) |
Size:55(L)x37(W)x18(D)mm | Weight: 52g±1g (Do not contain sensor) |
Working Voltage: DC 3.4v ~ DC 4.3v | Free App: “BerrySmartHealth” |
Comparison:
Reference Pulse Oximeter | ||||||||||
Berry Pulse Oximeter | 70 ~100 | 90 ~ 100 | 80 - < 90 | 67 - < 80 | ||||||
# pts | 240 | 79 | 81 | 81 | ||||||
Error | -0.6 | -1.1 | -0.9 | 0.1 |
Pass | |||||
Root mean square error | 1.9 | 1.7 | 2.0 | 2.1 |
Mean Blood Oxygen | ||||
Average blood oxygen calculation accuracy: 98.51% | ||||
Diagnosis of hypoxemia | ||||
Sensitivity: 89.29% |
Specificity: 77.78% |
Accuracy:92.59% | ||
OSAHS Judgment Results | ||||
Sensitivity: 94.17% |
Specificity: 61.21% |
Accuracy:89.62% |