HealthTree Bluetooth Pulse Oximeter Fingertip, Blood Oxygen Saturation Monitor and Heart Rate Monitor with Free APP, for Apple and Android, 2 X AAA Batteries, Lanyard

Brand: HealthTreeFeatures: 💚【Reading Accurately And Reliable】This Bluetooth oximeter Accurately measures your blood oxygen saturation levels(SpO2 ), pulse rate, pulse strength and pulse waveform and display them conveniently on a large OLED screen. Please note that there is a protective film on the screen, you can tear off the protective film before use to better see the screen Numerical value! 💚【Warnings for Abnormal Readings】When you measuring, if O2 level value or pulse rate value exceeds the preset limit, the value which exceeds limit will flash on the screen. Keep an eye on your SpO2 and PR. 💚【Free APP for Android and iOS】Use App at no additional cost. Record and store a reading up to 10 hours continuously. (ONLY record when APP is running) View real time data, graphic report and trends of blood oxygen saturation and heart rate. Bluetooth oximeter will self switch off when a finger is removed from the unit for more than 10 seconds. Great for saving the battery life. 💚【Easy To Use