Features: Two pairs of super-sensitive sensors ensure more precise measurements compared to other sensor types. 16 insightful measurements of your body's for health, such as Weight, Body Fat, BMI, Bone Mass, Muscle Mass, and more. for Health connects with the apps to help you set goals, save historical data and track your daily, weekly, and monthly progress. Download app via App Store or Goo-gle for Play, open Blue-tooth to connect the scale, step on the scale and finish the measurement. Bottom with silica gel, stable & non-slip ,humanized design. It's convenient for everyone to know their body metrics better and do some relevant improvement. Especially perfect for body builder, weight loser, junior etc. Specifications: Material: ABS+ Tempered Glass Size: 280x280mm/11.02x11.02in Color: White/Black Package Includes: 1x Body Fat Scale note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.