![First Look: Fitbit Charge 3 Activity Tracker with SpO2 Sensor & Sleep Disturbance Tracking | DC Rainmaker First Look: Fitbit Charge 3 Activity Tracker with SpO2 Sensor & Sleep Disturbance Tracking | DC Rainmaker](https://media.dcrainmaker.com/images/2018/08/Fitbit-Charge-3-First-Loook-Band.jpg)
First Look: Fitbit Charge 3 Activity Tracker with SpO2 Sensor & Sleep Disturbance Tracking | DC Rainmaker
![Overnight spO2 is Interesting but why is it not displayed in the app? So you can see changes over time... : r/fitbit Overnight spO2 is Interesting but why is it not displayed in the app? So you can see changes over time... : r/fitbit](https://i.redd.it/alqmpmjhjan51.jpg)
Overnight spO2 is Interesting but why is it not displayed in the app? So you can see changes over time... : r/fitbit
![Fitbit rolls out SpO2 blood oxygen monitoring feature: How it works, use cases and more | Technology News - The Indian Express Fitbit rolls out SpO2 blood oxygen monitoring feature: How it works, use cases and more | Technology News - The Indian Express](https://images.indianexpress.com/2020/01/Fitbit_759.jpg?w=414)
Fitbit rolls out SpO2 blood oxygen monitoring feature: How it works, use cases and more | Technology News - The Indian Express
![Fitbit Charge 4 update shows SpO2 data on the band itself, tracks skin temperature - GSMArena.com news Fitbit Charge 4 update shows SpO2 data on the band itself, tracks skin temperature - GSMArena.com news](https://fdn.gsmarena.com/imgroot/news/21/02/fitbit-charge-4-update/inline/-1200/gsmarena_001.jpg)
Fitbit Charge 4 update shows SpO2 data on the band itself, tracks skin temperature - GSMArena.com news
![Charge 4 - health metrics showing new features but no data. For SPo2 says I need to download clock face, but screen freezes up when I click the link. Anyone encounter this Charge 4 - health metrics showing new features but no data. For SPo2 says I need to download clock face, but screen freezes up when I click the link. Anyone encounter this](https://preview.redd.it/5i2gx88jh3p61.jpg?width=640&crop=smart&auto=webp&s=fb6996bef444c27958885570c64845cb38beaab4)