The Omron Body Composition Monitor BF-511 in Blue is a comprehensive body composition monitor and provides extensive insight in body and visceral fat, skeletal muscle level, your BMI and resting metabolism. It is clinically validated and classified as a medical device. Features and cautionsMeasurement with 8 sensors on both hands and feet for complete body measurement Using the Bioelectrical Impedance (BI) method, body fat is shown as a percentage of body weight Measures Skeletal Muscle - The muscles attached to bones that move the bodySpecifications:Device Type : Body CompositionMonitor Memory : Last MeasurementWeight : YesBody Fat (in %) : YesBody Mass Index : YesSkeletal Muscle (in %) : YesVisceral Fat : YesResting Metabolism Rate : YesNumber of User Profiles : 4Guest Mode : YesAge Range : 6-80 YearsOn/Off Technology : SwitchLength (cm) : 33.00Height (cm) : 38.00Depth (cm) : 8.50Sales Package Weight (kg) : 2.99What's in the boxBF511 Body Composition Monitor4x AAA BatteriesInstr