1. Material: ABS
2. Applicable parts: hands
3. Working current: ≤30mA
4. Power supply voltage: 2.6~3.6V
5. Automatic shutdown if no signal for more than 8 seconds
6. Display: OLED two-color display, waveform display
7. Detect pulse rate and blood oxygen saturation by finger
8. The volume waveform is displayed to ensure accuracy
9. Suitable for: medical, sports and daily home care equipment
10. Self-adjusting finger clips and simple one-button design for easy operation
11. Power supply mode: 2 AAA alkaline batteries (shipped without batteries)
12. Small size, easy to carry, suitable for daily use, measuring health status at any time
13. Blood oxygen measurement range: 70~99%, resolution: ±1%, accuracy: ±2% (70%~99%), unspecified (<70%)
14. Heart rate measurement range: 30~240 bpm, resolution: ±1%, accuracy: ±2bpm or ±2% (select larger)
15. Size: 58x33x36mm
16. Net weight: 30g
