Loftilla Bluetooth scale is equipped with four high-precision to ensure quick and accurate body weight & BMI data. The unique packaging design makes the scale more stable, less moist accessible, and potentially longer use life. Bmi is an easy and reliable way to tell you whether you have an excess of body fat based on your weight and height ratio. It can be used in conjunction with Apple Health, Google Fit, or Fitbit Apps, and is compatible with Android and IOS One scales - unlimited users of the smart scale will ask you to step on the scale to turn it on, find and tap the device named CS20M3. Keep standing on scale for 5-10 seconds, then you can find your weight shows in both in an LED display of scale and your Mobile App, you also get your BMI in App at the same.