Measures and displays weight on screen Syncs stats to your Fitbit dashboard using Bluetooth® wireless technology Shows your progress in the Fitbit app with simple, easy-to-read graphs Allows multiple users to track their stats when their phone is connected to the scale Easy Bluetooth set-up takes just a few minutes with your smartphone Works with the Fitbit app where you can log food, workouts and more Sync Aria Air with your Fitbit tracker or smartwatch via the Fitbit app where you can see how your activity and habits impact your goals Get a more complete picture of your health with the Fitbit Aria Air smart scale. This easy to use smart scale displays your weight and syncs it to the Fitbit app where you can view your BMI, track your trends over time and see how things like activity and nutrition impact your goals. Performance Multiple users Yes Weight history Yes Body Mass Index (BMI) measuring Yes Memory function Yes Top surface type Glass Material Acrylonitrile butadiene styrene (A