Specifications Weight Range: 11 - 440 lb / 5 - 200 kg Resolution: 0.2 lb / 100g Unit: lb / kg Platform: 13.8 x 11.8 x 0.9 / 355 x 305 mm LCD Display: 4 x 2 / 100 x 51 mm Power Source: 4 x GP AAA batteries (included) Package Includes 1 x Etekcity Digital Bathroom Scale 1 x QSG 4 x AAA Batteries Note: 1. Clear the scale: step on the scale until the display lights up, then step off until the scale shows "0.0." Do this each time you are measuring your weight. 2. Try weighing first thing in the morning (after using the restroom) and with minimal clothing to prevent deviation or skewed readings.