Super balance, the positives: + Batteries included + Easy installation of the application on smartphone + Automatically connects to the scale via NFC + Ability to create a custom profile (name, age, sex, height, activity level Weekly) + Application receives the results of the weighing and you class on indicators ranging from blue (low) to high (red) .We finds weight, BMI, levels of muscle, fat and bone mass, etc ... + Multiple tabs with a curve to follow your evolution, a table summarizing your weighing and another table allowing you to place you precisely relative to the values obtained during your weighing. + Unbeatable price!