The Body Analysis scales from Brabantia can be used to measure your weight, body fat, and muscle percentage. There is a diary included so fitness progress can be tracked. The scales can have up to 8 users active at any one time and has a maximum weight of 160kg (25 stone). To use simply step on the scales and the display will appear with an indication bar for body fat percentage and BMI. The scales need to be used on a hard flat surface for accurate results. Note: Scales must not be used by persons with a medical implant (like a pacemaker) Body Analysis Scales FeaturesBrabantia digital scales Step with bare feet on the scales (autostart) and wait until your weight is storedAfter a few seconds, the display will show an indication bar for body fat percentage and BMI, and the body muscle and water percentageBatteries included 4 x AAA/1.5 VUp to 8 usersStands stable robust non-skidDimensions: 35 x 31 x 2.4cm approxAccurate, digital system 0.1 kg/0.2 lb/0.02 st. graduationsExtra large capacity (max 160 kg/352 lb/25 stones)Brabantia\'s Ref.MPN: 481949Colour: BlackSizes: H 2.5cm x L 35.0cm x W 31.0cmPM Ref. 896046