The perfect item to have in your house. You can always easily monitor your family's heart-rate and even check to see if someone is having breathing issues by seeing their blood oxygen saturation.
It's easy to use, just turn it on and place it on your finger!
Application: On Finger
Ideal For: Medical,Sport And Daily Homecare
Size: finger type, small one
Display type: Duel color OLED
Power Requirement: 2 x AAA 1.5V Battery (Found in any store/gas station)
battery: Not included