a. Fingertip Oxymeter Machine b. Batteries
Yes, Smartphone device equipped with Bluetooth is necessary
Yes, This Fingertip Oxymeter is compatible with both Android and iOS.
Yes, Its compatible
Once the app is downloaded in your smartphone, No need Wi-Fi or cellular data. Fingertip Oxymeter connects to your mobile device through Bluetooth.
No. Because the device will be switched-off as soon as you remove your finger.