400 Capacity: Measure body weight. Measure body fat. Measure body water. Measure muscle mass. Measure bone mass. Measure Body Weight: This scale will measure your body weight up to 400 pounds / 180 kilograms. Measure Body Composition: This scale uses high tech Bioelectrical impedance analysis to measure body fat, body water, muscle mass and bone mass. Multiple User Profiles: This scale features 8 user profiles. Weight Only Model: Allow your guest's body weight without setting up a user profile on the scale. Athlete Mode: Use athlete mode if you exercise for more than 10 hours a week and have been doing so for at least the past 6 mo. Scale Specifications: Capacity: 400 lb (180 kg); Increments: 0.2 lb (0.1 kg); Units: pounds (lb), kilograms (kg), stones (st); body fat (%), body water (%), muscle mass (%), bone mass (lb); Scale Dimensions: 14 x 14 x 1 in (35 x 35 x 24 cm); 8 user profiles. 2-CR2032 batteries included; Working Environment: (Temperature) 41 to 104 degrees F; (Relative. Humidity) less than 90% RH; (Atmospheric pressure) 86 to 106 kPA; Storage Environment: (Temperature) -4 to 140 degrees F; (Relative Humidity) less than 90% RH; (Atmospheric pressure) 50 to 106 kPA. Batteries included. Lifetime warranty. Made in China.