Easy to use - Enable Bluetooth on your phone and open the app, then step on with barefoot to get all your body composition data. One scale for multiple users - Track health trends of up to 20 users from one account in the "Renpho Health" app. Track results - Download the "Renpho Health" app in the App Store or Google Play. The app offers you a detailed measurement report after weighing each time. Select data from specified periods and export data in CSV to dive even deeper into your data. Full body composition analysis - Measure 13 key body health indexes such as weight, BMI, body fat, visceral fat, muscle mass, bone mass, body water, and more to track your body goals. High accuracy scale - Smart body fat scale is equipped with 4 Auto-calibrating G-shaped sensors that provide results in increments of 0.1 lb / 0.05 kg with a max capacity of 396 lb / 180 kg.