Contains 4 sensors for more accurate weight measurement. Displays 13 body data analyses: (Body Weight - Body Mass Index "BMI" - Body Fat - Muscle Mass - Body Water - Visceral Fat - Bone Mass - Basal Metabolic Rate "BMR" - Protein - Body Type - Lean Body Mass - Body Age - Body Score). Equipped with user recognition technology, stores personal data via the MOMAX Smart app for up to 20 users. Automatically syncs data with Momax Smart app, Apple Health, Google Fit, and Fitbit TBC. Automatic shutdown technology after 10 seconds of inactivity to save power, operates on 3 AAA batteries. Slim design with LCD screen.