Keep Tracking Changes with a Glance - Always keep an eye on your body to help you reach your goal. The Fitdays app provides detailed charts and saves historical data to track the changes of your body composition over days, weeks, months or even years. Reach your goals with Bveiugn scales for body weight. 13 Essential Body Composition - The smart scale not only shows weight but also BMI, body fat, subcutaneous fat, body water, protein, BMR, body age etc., by electrical Bio-Impedance Measurement Technology. The data will sync to the app when your phone and scale connect successfully. It makes you know more data clearly about your body in time and track progress easily on your phone. High Accurate Scale - equipped with 4 high precision sensors and 4 good sensitive electrodes, with advanced technology to ensure your accurate readings with division at 0.2lb/100g, up to maximum capacity 400lb/180kg in 0.1 lb/0.05kg increments. With low power / overload indication, step-on technology and