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| Display SpO2, PR | Anti-natural light interference |
| Lower voltage reminder | Support communication protocol |
| Work well under weak perfusion index | Portable and Convenient |
| One-touch operation | Lower consumption |
| Battery Type: Two 1.5v AAA alkaline batteries | Working Voltage: DC 2.2V ~ DC 3.4V |
| SpO2: Measurement range: 35% - 100% | Accuracy: ±2% (80% - 100%) ;±3% (70% - 79%) |
| Dimension: 58(H) × 34(W) × 32 (D) mm | Weight About: 50g (with the batteries) |
| Pulse Rate: Measurement range: 25 - 250bpm Accuracy: ±2bpm | Free App: “BerrySmartHealth” |





