【Small and Compact&Easy; to Carry】The size of our scale for body weight is 9.8inch*5.5inch, which is comparably smaller than others. Meanwhile, its net weight is 1.1lb, which is lighter than ipad. When weighing, no cushions can be placed under the body weight scale, and it must be placed flat, otherwise measurement data will be inaccurate. 【High Precision Mountain Sensor】According to the force structure designed by the scale body,the bottom is equipped with 4 high-precision mountain-shaped sensors with an accuracy of 50 grams, making the measurement more accurate. 【Mirror Floor Design】Our digital scale uses high-definition titanium lon electroplated thoughthened glass.This is a body weight scale that can be used as a mirror. 【Battery Model / Rechargeable Model】We offer two choices,so you can purchase by your need.The inner battery is large capacity and Power saving charging 1 hour can be used for several months. If you choose the Rechargeable Model, please use the ordinary plug or USB