Complaint
| Product name | Portable Handheld Medical Diagnostic Fingertip Oximeter |
| Feature | Portable; LED display screen |
| Weight | 56g(excluding batteries) |
| Power | 2*1.5V(AAA)alkaline batteries |
| Function | SpO2, pulse rate |
| SpO2 measurement range: | 70%~100% ±2% |
| PR measurement range | 25~250BMP ±1bmp |
| Automatic shut-off | About 20 seconds |
| Blood oxygen saturation measurement range | 70%-90% |
| Measurement accuracy | 80%-90% error ±2% |
| Function | Blood Oxygen Saturation; heart rate |
