Works with "HealthManager Pro" for: analysis records and graphical assessments of your shape, XXL illuminated display Innovative connection between scale and smartphone Bluetooth technology for keeping track of measurements and health information at home and on the move "Free download of beurer HealthManager Pro: automatic data transfer via Bluetooth after opening the app. Integrated buttons for app-free operation. ITO*-coated weighing surface, 8 mm thick glass plate Extra-large surface: 35 x 30 cm, Modern XXL black display: 69 x 149 mm, Digit size: 45 mm Calculates body mass, body fat index, displays daily requirements, calorie consumption and BMI Easy-to-understand readings and measured values, 5 activity levels 8 user memories with automatic identification Display in kg / lb / st, very high capacity: 200 kg Graduation: 0.1% for fat, water and muscle mass / 100 g for weight and bone mass Overload indicator, Quick-start technology, Automatic shut-off, 3 AAA" batteries