Not just a scale. A total wellness platform.Get the most out of your daily weigh-in with the powerful and remarkably capable Bluetooth digital scale from Ivation. By going far beyond the simple weight measurement and connecting with your smart health and fitness apps, this scale plays an integral role in achieving your goals for total wellness in both the short and long terms. The FREE companion app supports iPhone 4S/5/5C/5S/6, iPad 3, iPad Mini or later, Samsung Galaxy S4/S5, Nexus 4/5/7/9, and Android devices 2.3 and up with Bluetooth 2.2. and up.8 Measurements in Fewer SecondsNow you can get an instant read on 8 vital body values, including body weight, body fat, body water, muscle mass, BMI, BMR (KCAL), bone mass, and visceral fat - all thanks to advanced bioelectrical impedance analysis (BIA) technology A World of Connected Health DataTo turn readings into actionable health data, the scale connects to your iOS or Android device over Bluetooth and uploads everything into our FREE app, which features table, list, and graph displays and storable profiles for up to 10 users.Hyper Precision Designed Right InThe high-precision sensors combine with the super-sensitive metal-less ITO layer to measure variations in 0.1kg increments. For maximum accuracy, we recommend that you use the scale on a flat, solid surface such as hardwood or ceramic tiling.Contemporary Sleekness All AroundHighlighting the large, tempered safety-glass top - which gracefully supports up to 400 pounds - is an extra-large 4.3" backlit display bathed in cool blue light. For your convenience, the weight display unit is switchable between LBS. and KG.Smart, Easy Button-Less OperationNo need to bend down and manually turn on the scale: smart step-activated technology launches the scale into reading mode as soon as you rest your feet on the surface, and automatically shuts it off after a short period of inactivity.