The SBG 21 shows the bone mass in addition to the weight, body fat, body water and muscle ratio. Printing with "see-trough"-effect Standing surface made of safety glass 5 Activity levels Printing with "see-trough"-effect Large LCD-display with multi display Digit size (weight display): 25 mm Body weight, body fat, body water, muscle ratio, bone mass, calory consumption (BMR/AMR) With BMI calculation Interpretation of body fat Electrodes of brushed stainless steel 5 activity levels 10 memories Overload indication 180 kg capacity Division: 0,1% body fat, body water, muscle ratio; 100 g for body weight, bone mass Tap-on-technology Automatic switch off 2 x 3 V batteries CR2032 included Product measurements: 30 x 31.5 x 2.5 cm