Finger pulse oximeter is an affordable and precise way to check your pulse rates and blood oxygen saturation levels. The smart design, self-adjusting finger clamp plus simple one-button design allows for easy operation. The compact portable sizing makes it easy to handle and carry for testing at home or on the go helpful for athletes and pilots to obtain quick and precise oxygen saturation readings include an easy to read large bright red digital led display and low power consumption on 2 AAA batteries. Visit Here :- https://bit.ly/3Gl8pKr