Eat Smart Precision Calpal Digtal Bathroom Scale With Bmi, 440 Pound Capacity The EatSmart Precision CalPal Digital Bathroom Scale Large, robust platform: 13"x 12", 8mm, tempered glass platform on top of 4 precision sensors that are engineered to the highest standards Precision High Capacity: 440LB(200KG) capacity in precise 0.1 LB increments Memory for up to 4 Users: Proprietary automatic user identification technology stores personal data and identifies users based on past weights. Provides individual results for both BMI and CalPal calculations Oversized Readout: 3" x 2.125" readout features 2 lines to show your personalized data, plus a brilliant blue backlight for viewing in any light setting Helpful hints: Calibration is necessary for first use. After inserting batteries, place scale on non-carpeted floor, press scale to turn on and allow to turn off. Follow this tip whenever the scale has been moved. We recommend weighing yourself at the same time, wearing similar clothing for best results. Note that weights can fluctuate throughout the day.