You can trust it. This is a monitoring device suitable for family/office/school. It will automatically shut down after 8 seconds of non-use. Whether you are an outdoor sports enthusiast/senior, the oxygen saturation monitor will be a good tool for you.
eBay
External SpO2 probe can be connected18.External SpO2 probe can be connected. Display of SpO2 value. Display of pulse waveform. Accuracy under low perfusion: low perfusion 0.4 %, SpO2 accuracy: ± 4 %; PR accuracy: ±2 bpm during the pulse rate range of 30 bpm ~ 99 bpm and ±2% during the pulse rate range of 100 bpm ~ 250 bpm.
eBay
Send me some offers and ask some questions!!!!
eBay
Graphic pulse display. Optional pulse tone. XL colour display with 4 available views. Recording of up to 24 hours. Alarm function - limit values can be set individually. Blood Pressure Monitors. Heart rate display: Calculation of pulse rate/heart rate.
eBay
Display of SpO2 value. External SpO2 probe can be connected. Accuracy under low perfusion: low perfusion 0.4 %, SpO2 accuracy: ± 4 %; PR accuracy: ±2 bpm during the pulse rate range of 30 bpm ~ 99 bpm and ±2% during the pulse rate range of 100 bpm ~ 250 bpm.
eBay
With its battery power source, you can easily use it on the go. The built-in alarm ensures you are alerted if your oxygen levels fall below a certain threshold, giving you peace of mind and early warning for any potential issues.
eBay
(1)Integrated SpO2 sensor and display module. SpO2 error is ±4%, pulse rate error is ±2 bpm or ±2% (whichever is greater). 5)SpO2 value display. 17)It can be connected with external SpO2 probe (optional).
eBay
External SpO2 probe can be connected18.External SpO2 probe can be connected. Display of SpO2 value. Display of pulse waveform. Accuracy under low perfusion: low perfusion 0.4 %, SpO2 accuracy: ± 4 %; PR accuracy: ±2 bpm during the pulse rate range of 30 bpm ~ 99 bpm and ±2% during the pulse rate range of 100 bpm ~ 250 bpm.
eBay