Pulsoximeter fingeroximeter mit Bluetooth und Aufzeichnung，Sauerstoffsättigung Messgerät Finger mit Gratis app，Überwachen Sie die Blutsauerstoffsättigung und die Herzfrequenz, mit Alarm

Accurate and reliable: accurately determine your blood oxygen saturation, pulse rate, perfusion index and pulse strength in 8 seconds and display it on the screen.
Acoustic and visual alarm: beep to remind you when the 02 level or PR value exceeds the preset limit, and the value flashes on the screen.
Built-in storage: up to 12 groups of data sets can be stored in the data set list and searched directly on the device.
Works with app: supports free and unlimited access to your data history on your phone, both iOS and Android.
Easy to record: transfer historical data to the app quickly and accurately via Bluetooth. No more manual recording required.
What you get: 1 x finger pulse oximeter, 1 x user manual (English language not guaranteed), 2 x AAA batteries. Suitable for sports and/or aviation purposes.