Manufacturer oximeter  display  oximetry pulse oximeter
Features: 
Fresh and elegant pattern, smart and light 
0.96" LCD screen, high resolution; 
Building lithium battery and USB charging;
Bluetooth 4.0 building-in and APP support;
Good anti-wrestling characteristic
Still working properly even after dropping from the high place of 1.2m;
Thin arid light body with 24 mm thick and 36 g weight;
Suitable for: Pregnant, old people, sport man and person with chronic