Electronic body fat scale(bluetooth) High precision strain gauge sensors system Capacity: 180KG (Unit: kg,lb,st) Graduation: d=100g Big LCD: 76X40mm Auto on / Auto zero - Auto off Over load indication Low battery indication Power: 2 x CR2032 Lithium battery (incl.) 8 uers memory Measure: Body fat, hydration, muscle, bone, calorie , BMI and visceral Fat