![Amazon.com: Fitbit Aria Air Bluetooth Digital Body Weight and BMI Smart Scale, White : Health & Household Amazon.com: Fitbit Aria Air Bluetooth Digital Body Weight and BMI Smart Scale, White : Health & Household](https://m.media-amazon.com/images/I/41NcF30duBL._AC_UF350,350_QL80_.jpg)
Amazon.com: Fitbit Aria Air Bluetooth Digital Body Weight and BMI Smart Scale, White : Health & Household
![Why does the Aria Air have BMI and a % feature on its display? I haven't seen any of these features lit up/active except for when changing the units between stone, pounds, Why does the Aria Air have BMI and a % feature on its display? I haven't seen any of these features lit up/active except for when changing the units between stone, pounds,](https://preview.redd.it/why-does-the-aria-air-have-bmi-and-a-feature-on-its-display-v0-gymv7cehkjq81.jpg?width=640&crop=smart&auto=webp&s=333befdd7e7ff60f1c3d488dc30c4fe123383397)
Why does the Aria Air have BMI and a % feature on its display? I haven't seen any of these features lit up/active except for when changing the units between stone, pounds,
![Fitbit Aria Air Bluetooth smart scale tracks weight, BMI, and syncs with the Fitbit app » Gadget Flow Fitbit Aria Air Bluetooth smart scale tracks weight, BMI, and syncs with the Fitbit app » Gadget Flow](https://thegadgetflow.com/wp-content/uploads/2021/12/Fitbit-Aria-Air-Bluetooth-smart-scale-001-1200x900.jpeg)