What you need to know
- The Google Fitbit Air is a screenless fitness tracker with a low profile designed for constant health monitoring.
- It offers an optical heart rate sensor for 24/7 monitoring, plus red and infrared sensors for SpO2 blood-oxygen monitoring.
- The Fitbit Air costs $99, works with iOS and Android, and pairs with the Google Health app. You can pair the Fitbit Air and a Pixel Watch to the app simultaneously.
- Some Fitbit Air features, like Google Health Coach, require the Health Premium subscription. Most are free, however.