Vinmall Fingertip Pulse Oximeter Machine with Dual Color OLED, SpO2 Oxygen Levels, Heart Rate, Perfusion Index Monitor Mood Lighting The tray is soft and

The tray is soft and malleable

no damage to your scalp and hands and no fatigue at the salon

There will be a warning once the measured values go beyond the setting

make sure no air leakage

reduce static electricity

Vinmall Fingertip Pulse Oximeter Machine with Dual Color OLED, SpO2 Oxygen Levels, Heart Rate, Perfusion Index Monitor Mood Lighting The tray is soft andAbout this item Product details Accurate & Reliable: Accurately determine your SpO2 (blood oxygen saturation levels), pulse rate and pulse strength in 10 seconds and display it conveniently on a large digital OLED display. OLED Dual Color Display: Dual Color Large Digital OLED display. This helps to view the results clearly. Multi Directional: Rotatable multidirectional display. 4 directions, 6 modes, allow you to view your results in any direction.