You don't need to be a medical professional to find out your heart rate or even your oxygen saturation: simply insert your finger into the pulse oximeter and read the result on the integrated display. Then have your data evaluated by the free app: it even gives you an overview and allows you to monitor the daily development of your sports performance or health status directly on your mobile device. Use for accurate measurements of arterial oxygen saturation (SpO2) and pulse rate Ideal for sports at altitude (mountaineering, skiing, flying, etc.) For long-term evaluation (day, week, month) Also for people with heart failure, bronchial asthma and chronic obstructive pulmonary disease Easy-to-read OLED colour display: 4 screen orientations (90 180 swivel), 4 display modes Curve display of heart rate Alarm function for exceeding or not reaching individually set values Free Bluetooth application for iOS and Android, available on App Store and Google Play Oxygen saturation measurement range: 0 - 100 Accuracy: 70 - 100 (accuracy 2 ) Pulse: 25 - 250 BPM (accuracy 3 BPM) Dimensions: 88 x 60 x 40 mm, weight: 50 g (with batteries) Included with all the necessary accessories for immediate use: Two batteries, pouch, lanyard (cord), instructions in English. The following circumstances may lead to incorrect values being displayed: Cold extremities, frostbite low blood pressure heart failure Finger tattoos nail polish or false nails supine position Anemia Sickle cell disease and other haemoglobinopathies See more✓ COMPACT AND PORTABLE: Very light and small, it will carry more easily allowing you to take measurements anytime and anywhere. New design (white and grey or white and blue), the finger oximeter has a comfortable grip. The kit also includes a convenient lanyard for hanging around the neck or wrist, two AAA batteries for immediate use, a hard case (carrying pouch) and a French English manual included with the pulse oximeter. ✓ FITS ALL: Heart rate monitor (adults and children) ideal for home users, monitoring a patient or family member (chronically ill, pregnant women, elderly) and or in the field of sports. All sportsmen (sportswomen) who wish to progress and follow their performances on their smartphone (skiers, cyclists, mountaineers, sports at altitude etc) and also workers. nursing kit (cardiac coherence, oxygen saturation). ✓ EASY TO USE: To measure the oxygen values SPO2 or BPM beats, place the index finger or another fingertip into the pulse oximeter and press the power button (rotary display function). The measurements of the device are also simply displayed on your smartphone as both a pulse graph and will show the value (rate). An alarm can warn you in case of an abnormal level on the monitor. Blood Oxygen Monitor. ✓ SMARTPHONE APPLICATION: Instantly read bluetooth oximeter data on your smartphone. Download the free "AILINK" app, available in IOS and Android. Allows automatic recording of results and history tracking. View your data with other people, your relatives or your doctor to monitor your health. Co2 Sensor Meter. ✓ ACCURATE AND RELIABLE: This portable electronic oximeter accurately measures blood oxygen saturation (SpO), heart rate (HR) and perfusion index (PI), the result is displayed on a digital LED screen or your smartphone. It will automatically turn off 8 seconds after use. Simple and reliable medical oximeter. Certified medical device.