This stylish glass body fat monitor uses advanced technology, dual frequency BIA (Bio-electrical Impedance Analysis) to calculate your body fat % and your total body water%. It stores personal data for 4 users with a guest feature, and a weight only mode, and it tells you if your body fat % is in the healthy range. Suitable for adults and children over the age of 7, including athletes, with a high maximum weight capacity of 150kg/23 stones 8lbs.