Nothing compares to this Bluetooth connected smart scale that gives you over 10 body composition readings, including the unique muscle quality assessment. With extra features such as muscle quality and muscle quality score. Also connects to google health and apple health via my tanita health app. Toughened glass platform. Maximum capacity 200kg (31st 6lb). Size H36, W38, D5cm. Batteries required 4 x AA batteries (included). Athlete mode - accurate readings for more active people. 4 user memories. Measures BMI - body mass index, a guide to healthy body weight based on height. Measures BMR - the number of calories the body uses when resting. Measures body fat . Measures body water - how hydrated your body is. Measures muscle mass - the amount of the body made up of muscle. Displays start weight (kg). Displays last weight (kg). Displays goal weight (kg). Manufacturers 3 year guarantee.