Bluetooth Smart Body Composition Scale Smart Body Fat Weighing scale With advanced BIA technology,1 machine can analyze your body data Metabolism, Health Score, Water. Body Size, Estimated Body Age. -Ultra thin and slim body, you can store it anywhere -Profile for whole family -High Precision accuracy -Dual mode Weighting -Sleek design for safety in mind -Durable and long life service High-precision accuracy Understand your body better with Body Composition scale which produces accurate stats via a series of complex algorithms and advanced Bioelectrical Impedance Analysis BIA . Now take data-driven measures to meet your health goals. Specifications Weight: 1.2 kg Weight range: 0.5kg - 180 kg Size: 28cm x28cm x4.5cm Precision:0.1kg Bluetooth Compatibility: 4.0 Battery: 2 AAA batteries