Wellue Bluetooth Pulse Oximeter Fingertip PC-60FW, Blood Oxygen Saturation Monitor with Free APP, Batteries, Carry Bag…

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ACCURATE AND RELIABLE: Accurately measure O2 level and Pulse Rate in 8 seconds. Automatically powers on/off.
FREE APP for ANDROID & iOS: Automatically receive data from the oxygen monitor in real-time, and store the received data. View the stored data at any time. Only synchronize and store data while opening the APP.
BUILD-IN MEMORY: Up to 12 groups data of O2 level and Pulse Rate in record list screen. Quickly view your last 12 times historical data with one click.
SMART REMINDER: If O2 level or pulse rate exceeds the preset limit, the device will beep to remind you automatically and the readings will flash on the screen.
COME WITH ACCESSORIES: Includes 2 x AAA batteries placed and removed easily, a carry pouch to protect the device, and a lanyard for convenient carry.
NOTE: It’s not a medical device. This device is for Sports and Aviation use only and not intended for medical use.