Comprehensive Body Composition Analysis: This eight-electrode scale for body weight and fat is independent of age and gender, it obtains and analysis true body composition data by measuring your 4 limbs and torso directly. 20 Body Compositions Data and Trends: Include body weight, BMI, body fat, water weight, muscle mass, bone mass, subcutaneous fat, visceral fat, etc.The APP tracks the changes of your body composition over days, weeks, months or even years. Extra Large Display:Shows 8 essential body composition without connecting your APP each time. Intelligent Data Management: Allow to create up to 24 user profiles. Each user's data will be managed individually, and it is smart to recognize the users automatically. The APP can share data with Apple Health, Google Fit, Fitbit and Samsung Health. You can also share your achievements with friends through "Fitdays". High Quality and Accuracy: Equipped with 4 high-precision sensors and newest BIA technology, the scale can track your body weight with 0.2 lb/100 g accuracy, supports up to 400 lb.And the ITO coated sensor area fits any foot size.