The scale is constucted from the latest sensor tech in 4 high precision sensors that supply readings nearly 400 pounds or 180 kilograms, and graduated increments of 0.2 lbs and 3 ounces. If you wish to switch from kilograms to pounds, there exists a button within the scale to accomplish this, and this will remember your preferences.The scale may auto-calibrate. This is a handy feature to obtain, numerous people wish to store their scales within an upright position to lower space inside bathroom.